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gh-124153: Implement PyType_GetBaseByToken() and Py_tp_token slot (GH-124163)

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neonene 2024-09-18 16:18:19 +09:00 • committed by GitHub
parent 79a7410236
commit 646f16bdee
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18 changed files with 443 additions and 13 deletions
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1
Include/cpython/object.h
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@ -269,6 +269,7 @@ typedef struct _heaptypeobject {
struct _dictkeysobject *ht_cached_keys;
PyObject *ht_module;
char *_ht_tpname; // Storage for "tp_name"; see PyType_FromModuleAndSpec
void *ht_token; // Storage for the "Py_tp_token" slot
struct _specialization_cache _spec_cache; // For use by the specializer.
#ifdef Py_GIL_DISABLED
Py_ssize_t unique_id; // ID used for thread-local refcounting

4
Include/object.h
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@ -391,6 +391,10 @@ PyAPI_FUNC(PyObject *) PyType_FromMetaclass(PyTypeObject*, PyObject*, PyType_Spe
PyAPI_FUNC(void *) PyObject_GetTypeData(PyObject *obj, PyTypeObject *cls);
PyAPI_FUNC(Py_ssize_t) PyType_GetTypeDataSize(PyTypeObject *cls);
#endif
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x030E0000
PyAPI_FUNC(int) PyType_GetBaseByToken(PyTypeObject *, void *, PyTypeObject **);
#define Py_TP_USE_SPEC NULL
#endif
/* Generic type check */
PyAPI_FUNC(int) PyType_IsSubtype(PyTypeObject *, PyTypeObject *);

4
Include/typeslots.h
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@ -90,3 +90,7 @@
/* New in 3.14 */
#define Py_tp_vectorcall 82
#endif
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x030E0000
/* New in 3.14 */
#define Py_tp_token 83
#endif