Construct ClosureVariableAccess

Kay Hayen

2024-06-18 15:08

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_46dbb024f0826187ed4dc784f8b5719a;		83	static PyCodeObject *codeobj_46dbb024f0826187ed4dc784f8b5719a;
	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_b8dd5304dbdcb75df56b24282c513cef = MAKE_CODE_OBJECT(module_filename_obj, 1, CO_NOFREE, mod_consts[15], mod_consts[15], NULL, NULL, 0, 0, 0);		89	codeobj_b8dd5304dbdcb75df56b24282c513cef = MAKE_CODE_OBJECT(module_filename_obj, 1, CO_NOFREE, mod_consts[15], mod_consts[15], NULL, NULL, 0, 0, 0);
	90	codeobj_main = codeobj_b8dd5304dbdcb75df56b24282c513cef;		90	codeobj_main = codeobj_b8dd5304dbdcb75df56b24282c513cef;
	91	codeobj_ea734cafc2a0aa2fb92523887605c5b9 = 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_ea734cafc2a0aa2fb92523887605c5b9 = 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_46dbb024f0826187ed4dc784f8b5719a = 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_46dbb024f0826187ed4dc784f8b5719a = 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);
	880			865
	881	// Module code.		866	// Module code.
	882	{		867	{
	883	PyObject *tmp_assign_source_1;		868	PyObject *tmp_assign_source_1;
	884	tmp_assign_source_1 = Py_None;		869	tmp_assign_source_1 = Py_None;
n	885	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[5], tmp_assign_source_1);	n	870	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[4], tmp_assign_source_1);
	886	}		871	}
	887	{		872	{
	888	PyObject *tmp_assign_source_2;		873	PyObject *tmp_assign_source_2;
n	889	tmp_assign_source_2 = mod_consts[6];	n	874	tmp_assign_source_2 = mod_consts[5];
	890	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[7], tmp_assign_source_2);		875	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[6], tmp_assign_source_2);
	891	}		876	}
	892	frame_b8dd5304dbdcb75df56b24282c513cef = MAKE_MODULE_FRAME(codeobj_b8dd5304dbdcb75df56b24282c513cef, module___main__);		877	frame_b8dd5304dbdcb75df56b24282c513cef = MAKE_MODULE_FRAME(codeobj_b8dd5304dbdcb75df56b24282c513cef, module___main__);
	893			878
	894	// Push the new frame as the currently active one, and we should be exclusively		879	// Push the new frame as the currently active one, and we should be exclusively
	895	// owning it.		880	// owning it.
	901	PyObject *tmp_assign_source_3;		886	PyObject *tmp_assign_source_3;
	902	PyObject *tmp_name_value_1;		887	PyObject *tmp_name_value_1;
	903	PyObject *tmp_globals_arg_value_1;		888	PyObject *tmp_globals_arg_value_1;
	904	PyObject *tmp_locals_arg_value_1;		889	PyObject *tmp_locals_arg_value_1;
	905	PyObject *tmp_fromlist_value_1;		890	PyObject *tmp_fromlist_value_1;
n	906	tmp_name_value_1 = mod_consts[8];	n	891	tmp_name_value_1 = mod_consts[7];
	907	tmp_globals_arg_value_1 = (PyObject *)moduledict___main__;		892	tmp_globals_arg_value_1 = (PyObject *)moduledict___main__;
	908	tmp_locals_arg_value_1 = Py_None;		893	tmp_locals_arg_value_1 = Py_None;
	909	tmp_fromlist_value_1 = Py_None;		894	tmp_fromlist_value_1 = Py_None;
	910	frame_b8dd5304dbdcb75df56b24282c513cef->m_frame.f_lineno = 4;		895	frame_b8dd5304dbdcb75df56b24282c513cef->m_frame.f_lineno = 4;
	911	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);		896	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);
	917			902
	918	exception_lineno = 4;		903	exception_lineno = 4;
	919			904
	920	goto frame_exception_exit_1;		905	goto frame_exception_exit_1;
	921	}		906	}
n	922	UPDATE_STRING_DICT1(moduledict___main__, (Nuitka_StringObject *)mod_consts[8], tmp_assign_source_3);	n	907	UPDATE_STRING_DICT1(moduledict___main__, (Nuitka_StringObject *)mod_consts[7], tmp_assign_source_3);
	923	}		908	}
	924	{		909	{
	925	PyObject *tmp_assign_source_4;		910	PyObject *tmp_assign_source_4;
n	926	tmp_assign_source_4 = mod_consts[9];	n	911	tmp_assign_source_4 = mod_consts[8];
	927	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[0], tmp_assign_source_4);		912	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[0], tmp_assign_source_4);
	928	}		913	}
	929	{		914	{
	930	PyObject *tmp_assign_source_5;		915	PyObject *tmp_assign_source_5;
	931	tmp_assign_source_5 = Py_None;		916	tmp_assign_source_5 = Py_None;
n	932	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[3], tmp_assign_source_5);	n	917	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[9], tmp_assign_source_5);
	933	}		918	}
	934	{		919	{
	935	PyObject *tmp_assign_source_6;		920	PyObject *tmp_assign_source_6;
	936	tmp_assign_source_6 = Py_None;		921	tmp_assign_source_6 = Py_None;
n	937	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[4], tmp_assign_source_6);	n	922	UPDATE_STRING_DICT0(moduledict___main__, (Nuitka_StringObject *)mod_consts[3], tmp_assign_source_6);
	938	}		923	}
	939	{		924	{
	940	PyObject *tmp_assign_source_7;		925	PyObject *tmp_assign_source_7;
	941			926
	942			927
	946	}		931	}
	947	{		932	{
	948	PyObject *tmp_assign_source_8;		933	PyObject *tmp_assign_source_8;
	949	PyObject *tmp_iter_arg_1;		934	PyObject *tmp_iter_arg_1;
	950	PyObject *tmp_called_instance_1;		935	PyObject *tmp_called_instance_1;
n	951	tmp_called_instance_1 = GET_STRING_DICT_VALUE(moduledict___main__, (Nuitka_StringObject *)mod_consts[8]);	n	936	tmp_called_instance_1 = GET_STRING_DICT_VALUE(moduledict___main__, (Nuitka_StringObject *)mod_consts[7]);
	952			937
	953	if (unlikely(tmp_called_instance_1 == NULL)) {		938	if (unlikely(tmp_called_instance_1 == NULL)) {
t	954	tmp_called_instance_1 = GET_MODULE_VARIABLE_VALUE_FALLBACK(tstate, mod_consts[8]);	t	939	tmp_called_instance_1 = GET_MODULE_VARIABLE_VALUE_FALLBACK(tstate, mod_consts[7]);
	955	}		940	}
	956			941
	957	assert(!(tmp_called_instance_1 == NULL));		942	assert(!(tmp_called_instance_1 == NULL));
	958	frame_b8dd5304dbdcb75df56b24282c513cef->m_frame.f_lineno = 30;		943	frame_b8dd5304dbdcb75df56b24282c513cef->m_frame.f_lineno = 30;
	959	tmp_iter_arg_1 = CALL_METHOD_WITH_ARGS2(		944	tmp_iter_arg_1 = CALL_METHOD_WITH_ARGS2(