Construct ClosureVariableAccess

Kay Hayen

2024-04-26 13:13

Performance Diagrams

Source Code with Construct        # construct_begin
        module_value2 = closure_value
        # construct_end

        module_value3 = closure_value

    f()


for x in itertools.repeat(None, 50000):
    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        # construct_begin



        module_value3 = closure_value

    f()


for x in itertools.repeat(None, 50000):
    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
	17			17
	18	# Use writing to global variable as access method.		18	# Use writing to global variable as access method.
	19	global module_value2, module_value3		19	global module_value2, module_value3
	20			20
	21	# construct_begin		21	# construct_begin
t	22	module_value2 = closure_value	t	22
	23	# construct_end		23
	24			24
	25	module_value3 = closure_value		25	module_value3 = closure_value
	26			26
	27	f()		27	f()
	28			28

Context Diff of Generated Code

	Construct			Baseline
	83	static PyCodeObject *codeobj_b43d3e03bfffddc9629b68f0a7ec1a42;		83	static PyCodeObject *codeobj_b43d3e03bfffddc9629b68f0a7ec1a42;
	84	/* For use in "MainProgram.c". */		84	/* For use in "MainProgram.c". */
	85	PyCodeObject *codeobj_main = NULL;		85	PyCodeObject *codeobj_main = NULL;
	86			86
	87	static void createModuleCodeObjects(void) {		87	static void createModuleCodeObjects(void) {
n	88	module_filename_obj = mod_consts[6]; CHECK_OBJECT(module_filename_obj);	n	88	module_filename_obj = mod_consts[5]; CHECK_OBJECT(module_filename_obj);
	89	codeobj_635f23dce1bd7da3c01ad63d83548229 = MAKE_CODE_OBJECT(module_filename_obj, 1, CO_NOFREE, mod_consts[15], mod_consts[15], NULL, NULL, 0, 0, 0);		89	codeobj_635f23dce1bd7da3c01ad63d83548229 = MAKE_CODE_OBJECT(module_filename_obj, 1, CO_NOFREE, mod_consts[15], mod_consts[15], NULL, NULL, 0, 0, 0);
	90	codeobj_main = codeobj_635f23dce1bd7da3c01ad63d83548229;		90	codeobj_main = codeobj_635f23dce1bd7da3c01ad63d83548229;
	91	codeobj_d4077f7d513b82edbcd5ffdf3c586389 = MAKE_CODE_OBJECT(module_filename_obj, 11, CO_OPTIMIZED \| CO_NEWLOCALS \| CO_NOFREE, mod_consts[10], mod_consts[10], mod_consts[16], NULL, 0, 0, 0);		91	codeobj_d4077f7d513b82edbcd5ffdf3c586389 = MAKE_CODE_OBJECT(module_filename_obj, 11, CO_OPTIMIZED \| CO_NEWLOCALS \| CO_NOFREE, mod_consts[10], mod_consts[10], mod_consts[16], NULL, 0, 0, 0);
	92	codeobj_b43d3e03bfffddc9629b68f0a7ec1a42 = MAKE_CODE_OBJECT(module_filename_obj, 14, CO_OPTIMIZED \| CO_NEWLOCALS, mod_consts[1], mod_consts[17], mod_consts[18], mod_consts[18], 0, 0, 0);		92	codeobj_b43d3e03bfffddc9629b68f0a7ec1a42 = MAKE_CODE_OBJECT(module_filename_obj, 14, CO_OPTIMIZED \| CO_NEWLOCALS, mod_consts[1], mod_consts[17], mod_consts[18], mod_consts[18], 0, 0, 0);
	93	}		93	}
	378	if (Nuitka_Cell_GET(self->m_closure[0]) == NULL) {		378	if (Nuitka_Cell_GET(self->m_closure[0]) == NULL) {
	379			379
	380	FORMAT_UNBOUND_CLOSURE_ERROR(&exception_type, &exception_value, mod_consts[2]);		380	FORMAT_UNBOUND_CLOSURE_ERROR(&exception_type, &exception_value, mod_consts[2]);
	381	exception_tb = NULL;		381	exception_tb = NULL;
	382			382
n	383	exception_lineno = 22;	n
	384	type_description_1 = "c";
	385	goto frame_exception_exit_1;
	386	}
	387
	388	tmp_assign_source_1 = Nuitka_Cell_GET(self->m_closure[0]);
	389	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[3], tmp_assign_source_1);
	390	}
	391	{
	392	PyObject *tmp_assign_source_2;
	393	if (Nuitka_Cell_GET(self->m_closure[0]) == NULL) {
	394
	395	FORMAT_UNBOUND_CLOSURE_ERROR(&exception_type, &exception_value, mod_consts[2]);
	396	exception_tb = NULL;
	397
	398	exception_lineno = 25;		383	exception_lineno = 25;
	399	type_description_1 = "c";		384	type_description_1 = "c";
	400	goto frame_exception_exit_1;		385	goto frame_exception_exit_1;
	401	}		386	}
	402			387
n	403	tmp_assign_source_2 = Nuitka_Cell_GET(self->m_closure[0]);	n	388	tmp_assign_source_1 = Nuitka_Cell_GET(self->m_closure[0]);
	404	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[4], tmp_assign_source_2);		389	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[3], tmp_assign_source_1);
	405	}		390	}
	406			391
	407			392
	408	// Put the previous frame back on top.		393	// Put the previous frame back on top.
	409	popFrameStack(tstate);		394	popFrameStack(tstate);
	888			873
	889	// Module code.		874	// Module code.
	890	{		875	{
	891	PyObject *tmp_assign_source_1;		876	PyObject *tmp_assign_source_1;
	892	tmp_assign_source_1 = Py_None;		877	tmp_assign_source_1 = Py_None;
n	893	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[5], tmp_assign_source_1);	n	878	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[4], tmp_assign_source_1);
	894	}		879	}
	895	{		880	{
	896	PyObject *tmp_assign_source_2;		881	PyObject *tmp_assign_source_2;
n	897	tmp_assign_source_2 = mod_consts[6];	n	882	tmp_assign_source_2 = mod_consts[5];
	898	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[7], tmp_assign_source_2);		883	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[6], tmp_assign_source_2);
	899	}		884	}
	900	frame_635f23dce1bd7da3c01ad63d83548229 = MAKE_MODULE_FRAME(codeobj_635f23dce1bd7da3c01ad63d83548229, module___main__);		885	frame_635f23dce1bd7da3c01ad63d83548229 = MAKE_MODULE_FRAME(codeobj_635f23dce1bd7da3c01ad63d83548229, module___main__);
	901			886
	902	// Push the new frame as the currently active one, and we should be exclusively		887	// Push the new frame as the currently active one, and we should be exclusively
	903	// owning it.		888	// owning it.
	909	PyObject *tmp_assign_source_3;		894	PyObject *tmp_assign_source_3;
	910	PyObject *tmp_name_value_1;		895	PyObject *tmp_name_value_1;
	911	PyObject *tmp_globals_arg_value_1;		896	PyObject *tmp_globals_arg_value_1;
	912	PyObject *tmp_locals_arg_value_1;		897	PyObject *tmp_locals_arg_value_1;
	913	PyObject *tmp_fromlist_value_1;		898	PyObject *tmp_fromlist_value_1;
n	914	tmp_name_value_1 = mod_consts[8];	n	899	tmp_name_value_1 = mod_consts[7];
	915	tmp_globals_arg_value_1 = (PyObject *)moduledict___main__;		900	tmp_globals_arg_value_1 = (PyObject *)moduledict___main__;
	916	tmp_locals_arg_value_1 = Py_None;		901	tmp_locals_arg_value_1 = Py_None;
	917	tmp_fromlist_value_1 = Py_None;		902	tmp_fromlist_value_1 = Py_None;
	918	frame_635f23dce1bd7da3c01ad63d83548229->m_frame.f_lineno = 4;		903	frame_635f23dce1bd7da3c01ad63d83548229->m_frame.f_lineno = 4;
	919	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);		904	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);
	925			910
	926	exception_lineno = 4;		911	exception_lineno = 4;
	927			912
	928	goto frame_exception_exit_1;		913	goto frame_exception_exit_1;
	929	}		914	}
n	930	UPDATE_STRING_DICT1(moduledict___main__, (Nuitka_StringObject *)mod_consts[8], tmp_assign_source_3);	n	915	UPDATE_STRING_DICT1(moduledict___main__, (Nuitka_StringObject *)mod_consts[7], tmp_assign_source_3);
	931	}		916	}
	932	{		917	{
	933	PyObject *tmp_assign_source_4;		918	PyObject *tmp_assign_source_4;
n	934	tmp_assign_source_4 = mod_consts[9];	n	919	tmp_assign_source_4 = mod_consts[8];
	935	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[0], tmp_assign_source_4);		920	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[0], tmp_assign_source_4);
	936	}		921	}
	937	{		922	{
	938	PyObject *tmp_assign_source_5;		923	PyObject *tmp_assign_source_5;
	939	tmp_assign_source_5 = Py_None;		924	tmp_assign_source_5 = Py_None;
n	940	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[3], tmp_assign_source_5);	n	925	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[9], tmp_assign_source_5);
	941	}		926	}
	942	{		927	{
	943	PyObject *tmp_assign_source_6;		928	PyObject *tmp_assign_source_6;
	944	tmp_assign_source_6 = Py_None;		929	tmp_assign_source_6 = Py_None;
n	945	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[4], tmp_assign_source_6);	n	930	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[3], tmp_assign_source_6);
	946	}		931	}
	947	{		932	{
	948	PyObject *tmp_assign_source_7;		933	PyObject *tmp_assign_source_7;
	949			934
	950			935
	954	}		939	}
	955	{		940	{
	956	PyObject *tmp_assign_source_8;		941	PyObject *tmp_assign_source_8;
	957	PyObject *tmp_iter_arg_1;		942	PyObject *tmp_iter_arg_1;
	958	PyObject *tmp_called_instance_1;		943	PyObject *tmp_called_instance_1;
n	959	tmp_called_instance_1 = GET_STRING_DICT_VALUE(moduledict___main__, (Nuitka_StringObject *)mod_consts[8]);	n	944	tmp_called_instance_1 = GET_STRING_DICT_VALUE(moduledict___main__, (Nuitka_StringObject *)mod_consts[7]);
	960			945
	961	if (unlikely(tmp_called_instance_1 == NULL)) {		946	if (unlikely(tmp_called_instance_1 == NULL)) {
t	962	tmp_called_instance_1 = GET_MODULE_VARIABLE_VALUE_FALLBACK(tstate, mod_consts[8]);	t	947	tmp_called_instance_1 = GET_MODULE_VARIABLE_VALUE_FALLBACK(tstate, mod_consts[7]);
	963	}		948	}
	964			949
	965	assert(!(tmp_called_instance_1 == NULL));		950	assert(!(tmp_called_instance_1 == NULL));
	966	frame_635f23dce1bd7da3c01ad63d83548229->m_frame.f_lineno = 30;		951	frame_635f23dce1bd7da3c01ad63d83548229->m_frame.f_lineno = 30;
	967	tmp_iter_arg_1 = CALL_METHOD_WITH_ARGS2(		952	tmp_iter_arg_1 = CALL_METHOD_WITH_ARGS2(