mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-07-12 13:55:34 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 14

GH-115776: Embed the values array into the object, for "normal" Python objects. (GH-116115)

Browse source
This commit is contained in:
Mark Shannon 2024-04-02 11:59:21 +01:00 • committed by GitHub
parent c97d3af239
commit c32dc47aca
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
35 changed files with 787 additions and 537 deletions
Download patch file Download diff file Expand all files Collapse all files

100
Objects/object.c
View file

@ -1396,16 +1396,16 @@ _PyObject_GetDictPtr(PyObject *obj)
if ((Py_TYPE(obj)->tp_flags & Py_TPFLAGS_MANAGED_DICT) == 0) {
return _PyObject_ComputedDictPointer(obj);
}
PyDictOrValues *dorv_ptr = _PyObject_DictOrValuesPointer(obj);
if (_PyDictOrValues_IsValues(*dorv_ptr)) {
PyObject *dict = _PyObject_MakeDictFromInstanceAttributes(obj, _PyDictOrValues_GetValues(*dorv_ptr));
PyManagedDictPointer *managed_dict = _PyObject_ManagedDictPointer(obj);
if (managed_dict->dict == NULL && Py_TYPE(obj)->tp_flags & Py_TPFLAGS_INLINE_VALUES) {
PyDictObject *dict = (PyDictObject *)_PyObject_MakeDictFromInstanceAttributes(obj);
if (dict == NULL) {
PyErr_Clear();
return NULL;
}
dorv_ptr->dict = dict;
managed_dict->dict = dict;
}
return &dorv_ptr->dict;
return (PyObject **)&managed_dict->dict;
}
PyObject *
@ -1474,21 +1474,19 @@ _PyObject_GetMethod(PyObject *obj, PyObject *name, PyObject **method)
}
}
PyObject *dict;
if ((tp->tp_flags & Py_TPFLAGS_MANAGED_DICT)) {
PyDictOrValues* dorv_ptr = _PyObject_DictOrValuesPointer(obj);
if (_PyDictOrValues_IsValues(*dorv_ptr)) {
PyDictValues *values = _PyDictOrValues_GetValues(*dorv_ptr);
PyObject *attr = _PyObject_GetInstanceAttribute(obj, values, name);
if (attr != NULL) {
*method = attr;
Py_XDECREF(descr);
return 0;
}
dict = NULL;
}
else {
dict = dorv_ptr->dict;
if ((tp->tp_flags & Py_TPFLAGS_INLINE_VALUES) && _PyObject_InlineValues(obj)->valid) {
PyDictValues *values = _PyObject_InlineValues(obj);
PyObject *attr = _PyObject_GetInstanceAttribute(obj, values, name);
if (attr != NULL) {
*method = attr;
Py_XDECREF(descr);
return 0;
}
dict = NULL;
}
else if ((tp->tp_flags & Py_TPFLAGS_MANAGED_DICT)) {
PyManagedDictPointer* managed_dict = _PyObject_ManagedDictPointer(obj);
dict = (PyObject *)managed_dict->dict;
}
else {
PyObject **dictptr = _PyObject_ComputedDictPointer(obj);
@ -1581,29 +1579,27 @@ _PyObject_GenericGetAttrWithDict(PyObject *obj, PyObject *name,
}
}
if (dict == NULL) {
if ((tp->tp_flags & Py_TPFLAGS_MANAGED_DICT)) {
PyDictOrValues* dorv_ptr = _PyObject_DictOrValuesPointer(obj);
if (_PyDictOrValues_IsValues(*dorv_ptr)) {
PyDictValues *values = _PyDictOrValues_GetValues(*dorv_ptr);
if (PyUnicode_CheckExact(name)) {
res = _PyObject_GetInstanceAttribute(obj, values, name);
if (res != NULL) {
goto done;
}
}
else {
dict = _PyObject_MakeDictFromInstanceAttributes(obj, values);
if (dict == NULL) {
res = NULL;
goto done;
}
dorv_ptr->dict = dict;
if ((tp->tp_flags & Py_TPFLAGS_INLINE_VALUES) && _PyObject_InlineValues(obj)->valid) {
PyDictValues *values = _PyObject_InlineValues(obj);
if (PyUnicode_CheckExact(name)) {
res = _PyObject_GetInstanceAttribute(obj, values, name);
if (res != NULL) {
goto done;
}
}
else {
dict = _PyDictOrValues_GetDict(*dorv_ptr);
dict = (PyObject *)_PyObject_MakeDictFromInstanceAttributes(obj);
if (dict == NULL) {
res = NULL;
goto done;
}
_PyObject_ManagedDictPointer(obj)->dict = (PyDictObject *)dict;
}
}
else if ((tp->tp_flags & Py_TPFLAGS_MANAGED_DICT)) {
PyManagedDictPointer* managed_dict = _PyObject_ManagedDictPointer(obj);
dict = (PyObject *)managed_dict->dict;
}
else {
PyObject **dictptr = _PyObject_ComputedDictPointer(obj);
if (dictptr) {
@ -1697,22 +1693,14 @@ _PyObject_GenericSetAttrWithDict(PyObject *obj, PyObject *name,
if (dict == NULL) {
PyObject **dictptr;
if ((tp->tp_flags & Py_TPFLAGS_MANAGED_DICT)) {
PyDictOrValues *dorv_ptr = _PyObject_DictOrValuesPointer(obj);
if (_PyDictOrValues_IsValues(*dorv_ptr)) {
res = _PyObject_StoreInstanceAttribute(
obj, _PyDictOrValues_GetValues(*dorv_ptr), name, value);
goto error_check;
}
dictptr = &dorv_ptr->dict;
if (*dictptr == NULL) {
if (_PyObject_InitInlineValues(obj, tp) < 0) {
goto done;
}
res = _PyObject_StoreInstanceAttribute(
obj, _PyDictOrValues_GetValues(*dorv_ptr), name, value);
goto error_check;
}
if ((tp->tp_flags & Py_TPFLAGS_INLINE_VALUES) && _PyObject_InlineValues(obj)->valid) {
res = _PyObject_StoreInstanceAttribute(
obj, _PyObject_InlineValues(obj), name, value);
goto error_check;
}
else if ((tp->tp_flags & Py_TPFLAGS_MANAGED_DICT)) {
PyManagedDictPointer *managed_dict = _PyObject_ManagedDictPointer(obj);
dictptr = (PyObject **)&managed_dict->dict;
}
else {
dictptr = _PyObject_ComputedDictPointer(obj);
@ -1783,9 +1771,9 @@ PyObject_GenericSetDict(PyObject *obj, PyObject *value, void *context)
{
PyObject **dictptr = _PyObject_GetDictPtr(obj);
if (dictptr == NULL) {
if (_PyType_HasFeature(Py_TYPE(obj), Py_TPFLAGS_MANAGED_DICT) &&
_PyDictOrValues_IsValues(*_PyObject_DictOrValuesPointer(obj)))
{
if (_PyType_HasFeature(Py_TYPE(obj), Py_TPFLAGS_INLINE_VALUES) &&
_PyObject_ManagedDictPointer(obj)->dict == NULL
) {
/* Was unable to convert to dict */
PyErr_NoMemory();
}