Construct GlobalVariableAccess

Kay Hayen

2024-06-18 15:08

Performance Diagrams

Source Code with Construct    calledRepeatedly()

print("OK.")

#     Python test originally created or extracted from other peoples work. The
#     parts from me are licensed as below. It is at least Free Software where
#     it's copied from other people. In these cases, that will normally be
#     indicated.
#
#     Licensed under the Apache License, Version 2.0 (the "License");
#     you may not use this file except in compliance with the License.
#     You may obtain a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#     Unless required by applicable law or agreed to in writing, software
#     distributed under the License is distributed on an "AS IS" BASIS,
#     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#     See the License for the specific language governing permissions and
#     limitations under the License.

Source Code without Construct    calledRepeatedly()

print("OK.")

#     Python test originally created or extracted from other peoples work. The
#     parts from me are licensed as below. It is at least Free Software where
#     it's copied from other people. In these cases, that will normally be
#     indicated.
#
#     Licensed under the Apache License, Version 2.0 (the "License");
#     you may not use this file except in compliance with the License.
#     You may obtain a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#     Unless required by applicable law or agreed to in writing, software
#     distributed under the License is distributed on an "AS IS" BASIS,
#     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#     See the License for the specific language governing permissions and
#     limitations under the License.

Context Diff of Source Code

	Construct			Baseline
	8			8
	9			9
	10	def calledRepeatedly():		10	def calledRepeatedly():
	11	module_value1		11	module_value1
	12	# construct_begin		12	# construct_begin
n	13	return module_value2	n	13
	14	# construct_alternative		14	# construct_alternative
t	15		t	15	return None
	16			16	# construct_end
	17			17
	18			18
	19	for x in itertools.repeat(None, 50000):		19	for x in itertools.repeat(None, 50000):
	20	calledRepeatedly()		20	calledRepeatedly()
	21			21

Context Diff of Generated Code

	Construct			Baseline
	82	static PyCodeObject *codeobj_e6325e9b799ed7fff87846cc93b361e0;		82	static PyCodeObject *codeobj_e6325e9b799ed7fff87846cc93b361e0;
	83	/* For use in "MainProgram.c". */		83	/* For use in "MainProgram.c". */
	84	PyCodeObject *codeobj_main = NULL;		84	PyCodeObject *codeobj_main = NULL;
	85			85
	86	static void createModuleCodeObjects(void) {		86	static void createModuleCodeObjects(void) {
n	87	module_filename_obj = mod_consts[3]; CHECK_OBJECT(module_filename_obj);	n	87	module_filename_obj = mod_consts[2]; CHECK_OBJECT(module_filename_obj);
	88	codeobj_e9fcd3628588793acb249f5aa91328a6 = MAKE_CODE_OBJECT(module_filename_obj, 1, CO_NOFREE, mod_consts[13], mod_consts[13], NULL, NULL, 0, 0, 0);		88	codeobj_e9fcd3628588793acb249f5aa91328a6 = MAKE_CODE_OBJECT(module_filename_obj, 1, CO_NOFREE, mod_consts[13], mod_consts[13], NULL, NULL, 0, 0, 0);
	89	codeobj_main = codeobj_e9fcd3628588793acb249f5aa91328a6;		89	codeobj_main = codeobj_e9fcd3628588793acb249f5aa91328a6;
	90	codeobj_e6325e9b799ed7fff87846cc93b361e0 = MAKE_CODE_OBJECT(module_filename_obj, 10, CO_OPTIMIZED \| CO_NEWLOCALS \| CO_NOFREE, mod_consts[8], mod_consts[8], NULL, NULL, 0, 0, 0);		90	codeobj_e6325e9b799ed7fff87846cc93b361e0 = MAKE_CODE_OBJECT(module_filename_obj, 10, CO_OPTIMIZED \| CO_NEWLOCALS \| CO_NOFREE, mod_consts[8], mod_consts[8], NULL, NULL, 0, 0, 0);
	91	}		91	}
	92			92
	107	NUITKA_MAY_BE_UNUSED nuitka_void tmp_unused;		107	NUITKA_MAY_BE_UNUSED nuitka_void tmp_unused;
	108	PyObject *exception_type = NULL;		108	PyObject *exception_type = NULL;
	109	PyObject *exception_value = NULL;		109	PyObject *exception_value = NULL;
	110	PyTracebackObject *exception_tb = NULL;		110	PyTracebackObject *exception_tb = NULL;
	111	NUITKA_MAY_BE_UNUSED int exception_lineno = 0;		111	NUITKA_MAY_BE_UNUSED int exception_lineno = 0;
n			n	112	static struct Nuitka_FrameObject *cache_frame_e6325e9b799ed7fff87846cc93b361e0 = NULL;
	112	PyObject *tmp_return_value = NULL;		113	PyObject *tmp_return_value = NULL;
n	113	static struct Nuitka_FrameObject *cache_frame_e6325e9b799ed7fff87846cc93b361e0 = NULL;	n
	114			114
	115	// Actual function body.		115	// Actual function body.
	116	if (isFrameUnusable(cache_frame_e6325e9b799ed7fff87846cc93b361e0)) {		116	if (isFrameUnusable(cache_frame_e6325e9b799ed7fff87846cc93b361e0)) {
	117	Py_XDECREF(cache_frame_e6325e9b799ed7fff87846cc93b361e0);		117	Py_XDECREF(cache_frame_e6325e9b799ed7fff87846cc93b361e0);
	118			118
	157	exception_lineno = 11;		157	exception_lineno = 11;
	158			158
	159	goto frame_exception_exit_1;		159	goto frame_exception_exit_1;
	160	}		160	}
	161	}		161	}
n	162	tmp_return_value = GET_STRING_DICT_VALUE(moduledict___main__, (Nuitka_StringObject *)mod_consts[1]);	n
	163
	164	if (unlikely(tmp_return_value == NULL)) {
	165	tmp_return_value = GET_MODULE_VARIABLE_VALUE_FALLBACK_IN_FUNCTION(tstate, mod_consts[1]);
	166	}
	167
	168	if (tmp_return_value == NULL) {
	169	assert(HAS_ERROR_OCCURRED(tstate));
	170
	171	FETCH_ERROR_OCCURRED(tstate, &exception_type, &exception_value, &exception_tb);
	172
	173
	174	exception_lineno = 13;
	175
	176	goto frame_exception_exit_1;
	177	}
	178	Py_INCREF(tmp_return_value);
	179	goto frame_return_exit_1;
	180			162
	181			163
	182	// Put the previous frame back on top.		164	// Put the previous frame back on top.
	183	popFrameStack(tstate);		165	popFrameStack(tstate);
	184			166
	185	goto frame_no_exception_1;		167	goto frame_no_exception_1;
n	186	frame_return_exit_1:	n
	187
	188	// Put the previous frame back on top.
	189	popFrameStack(tstate);
	190
	191	goto function_return_exit;
	192	frame_exception_exit_1:		168	frame_exception_exit_1:
	193			169
	194			170
	195	if (exception_tb == NULL) {		171	if (exception_tb == NULL) {
	196	exception_tb = MAKE_TRACEBACK(frame_e6325e9b799ed7fff87846cc93b361e0, exception_lineno);		172	exception_tb = MAKE_TRACEBACK(frame_e6325e9b799ed7fff87846cc93b361e0, exception_lineno);
	221	popFrameStack(tstate);		197	popFrameStack(tstate);
	222			198
	223	// Return the error.		199	// Return the error.
	224	goto function_exception_exit;		200	goto function_exception_exit;
	225	frame_no_exception_1:;		201	frame_no_exception_1:;
n			n	202	tmp_return_value = Py_None;
				203	Py_INCREF(tmp_return_value);
				204	goto function_return_exit;
	226			205
	227	NUITKA_CANNOT_GET_HERE("Return statement must have exited already.");		206	NUITKA_CANNOT_GET_HERE("Return statement must have exited already.");
	228	return NULL;		207	return NULL;
	229			208
	230	function_exception_exit:		209	function_exception_exit:
	630			609
	631	// Module code.		610	// Module code.
	632	{		611	{
	633	PyObject *tmp_assign_source_1;		612	PyObject *tmp_assign_source_1;
	634	tmp_assign_source_1 = Py_None;		613	tmp_assign_source_1 = Py_None;
n	635	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[2], tmp_assign_source_1);	n	614	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[1], tmp_assign_source_1);
	636	}		615	}
	637	{		616	{
	638	PyObject *tmp_assign_source_2;		617	PyObject *tmp_assign_source_2;
n	639	tmp_assign_source_2 = mod_consts[3];	n	618	tmp_assign_source_2 = mod_consts[2];
	640	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[4], tmp_assign_source_2);		619	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[3], tmp_assign_source_2);
	641	}		620	}
	642	frame_e9fcd3628588793acb249f5aa91328a6 = MAKE_MODULE_FRAME(codeobj_e9fcd3628588793acb249f5aa91328a6, module___main__);		621	frame_e9fcd3628588793acb249f5aa91328a6 = MAKE_MODULE_FRAME(codeobj_e9fcd3628588793acb249f5aa91328a6, module___main__);
	643			622
	644	// Push the new frame as the currently active one, and we should be exclusively		623	// Push the new frame as the currently active one, and we should be exclusively
	645	// owning it.		624	// owning it.
	651	PyObject *tmp_assign_source_3;		630	PyObject *tmp_assign_source_3;
	652	PyObject *tmp_name_value_1;		631	PyObject *tmp_name_value_1;
	653	PyObject *tmp_globals_arg_value_1;		632	PyObject *tmp_globals_arg_value_1;
	654	PyObject *tmp_locals_arg_value_1;		633	PyObject *tmp_locals_arg_value_1;
	655	PyObject *tmp_fromlist_value_1;		634	PyObject *tmp_fromlist_value_1;
n	656	tmp_name_value_1 = mod_consts[5];	n	635	tmp_name_value_1 = mod_consts[4];
	657	tmp_globals_arg_value_1 = (PyObject *)moduledict___main__;		636	tmp_globals_arg_value_1 = (PyObject *)moduledict___main__;
	658	tmp_locals_arg_value_1 = Py_None;		637	tmp_locals_arg_value_1 = Py_None;
	659	tmp_fromlist_value_1 = Py_None;		638	tmp_fromlist_value_1 = Py_None;
	660	frame_e9fcd3628588793acb249f5aa91328a6->m_frame.f_lineno = 4;		639	frame_e9fcd3628588793acb249f5aa91328a6->m_frame.f_lineno = 4;
	661	tmp_assign_source_3 = IMPORT_MODULE4(tstate, tmp_name_value_1, tmp_globals_arg_value_1, tmp_locals_arg_value_1, tmp_fromlist_value_1);		640	tmp_assign_source_3 = IMPORT_MODULE4(tstate, tmp_name_value_1, tmp_globals_arg_value_1, tmp_locals_arg_value_1, tmp_fromlist_value_1);
	667			646
	668	exception_lineno = 4;		647	exception_lineno = 4;
	669			648
	670	goto frame_exception_exit_1;		649	goto frame_exception_exit_1;
	671	}		650	}
n	672	UPDATE_STRING_DICT1(moduledict___main__, (Nuitka_StringObject *)mod_consts[5], tmp_assign_source_3);	n	651	UPDATE_STRING_DICT1(moduledict___main__, (Nuitka_StringObject *)mod_consts[4], tmp_assign_source_3);
	673	}		652	}
	674	{		653	{
	675	PyObject *tmp_assign_source_4;		654	PyObject *tmp_assign_source_4;
n	676	tmp_assign_source_4 = mod_consts[6];	n	655	tmp_assign_source_4 = mod_consts[5];
	677	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[0], tmp_assign_source_4);		656	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[0], tmp_assign_source_4);
	678	}		657	}
	679	{		658	{
	680	PyObject *tmp_assign_source_5;		659	PyObject *tmp_assign_source_5;
n	681	tmp_assign_source_5 = mod_consts[7];	n	660	tmp_assign_source_5 = mod_consts[6];
	682	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[1], tmp_assign_source_5);		661	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[7], tmp_assign_source_5);
	683	}		662	}
	684	{		663	{
	685	PyObject *tmp_assign_source_6;		664	PyObject *tmp_assign_source_6;
	686			665
	687			666
	691	}		670	}
	692	{		671	{
	693	PyObject *tmp_assign_source_7;		672	PyObject *tmp_assign_source_7;
	694	PyObject *tmp_iter_arg_1;		673	PyObject *tmp_iter_arg_1;
	695	PyObject *tmp_called_instance_1;		674	PyObject *tmp_called_instance_1;
n	696	tmp_called_instance_1 = GET_STRING_DICT_VALUE(moduledict___main__, (Nuitka_StringObject *)mod_consts[5]);	n	675	tmp_called_instance_1 = GET_STRING_DICT_VALUE(moduledict___main__, (Nuitka_StringObject *)mod_consts[4]);
	697			676
	698	if (unlikely(tmp_called_instance_1 == NULL)) {		677	if (unlikely(tmp_called_instance_1 == NULL)) {
t	699	tmp_called_instance_1 = GET_MODULE_VARIABLE_VALUE_FALLBACK(tstate, mod_consts[5]);	t	678	tmp_called_instance_1 = GET_MODULE_VARIABLE_VALUE_FALLBACK(tstate, mod_consts[4]);
	700	}		679	}
	701			680
	702	assert(!(tmp_called_instance_1 == NULL));		681	assert(!(tmp_called_instance_1 == NULL));
	703	frame_e9fcd3628588793acb249f5aa91328a6->m_frame.f_lineno = 19;		682	frame_e9fcd3628588793acb249f5aa91328a6->m_frame.f_lineno = 19;
	704	tmp_iter_arg_1 = CALL_METHOD_WITH_ARGS2(		683	tmp_iter_arg_1 = CALL_METHOD_WITH_ARGS2(