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gh-94673: More Per-Interpreter Fields for Builtin Static Types #103912

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Merged
ericsnowcurrently merged 13 commits into from
May 3, 2023
Merged

gh-94673: More Per-Interpreter Fields for Builtin Static Types #103912

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d1e4cf5
Make __mro__ a getter.
ericsnowcurrently Apr 27, 2023
d3db6bf
Add the fields to static_builtin_state.
ericsnowcurrently Apr 27, 2023
b5799d8
Isolate tp_bases.
ericsnowcurrently Apr 27, 2023
2e28be5
Isolate tp_mro.
ericsnowcurrently Apr 27, 2023
fb7a025
Add a note.
ericsnowcurrently Apr 27, 2023
2822f0d
Isolate tp_dict.
ericsnowcurrently Apr 27, 2023
68f0008
Fix type_get_bases() and type_get_mro().
ericsnowcurrently Apr 27, 2023
de2a3c1
Fix _PyStaticType_InitBuiltin() for subinterpreters.
ericsnowcurrently Apr 27, 2023
8bd3b67
Call _PyType_CheckConsistency() after setting the fields.
ericsnowcurrently Apr 27, 2023
071ef3f
Re-run most of type_ready() under each interpreter.
ericsnowcurrently Apr 28, 2023
850059a
Add some comments.
ericsnowcurrently May 2, 2023
cd1dd10
Drop an old workaround for previously shared objects.
ericsnowcurrently May 2, 2023
2771f4e
Move Py_TPFLAGS_READYING to each interpreter for static builtin types.
ericsnowcurrently May 2, 2023
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Isolate tp_bases.
  • Loading branch information
@ericsnowcurrently
ericsnowcurrently committed May 2, 2023
commit b5799d8f6e42c9dfb710999c85f084eb969b0900
24 changes: 23 additions & 1 deletion Objects/typeobject.c
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Original file line number Diff line number Diff line change
Expand Up @@ -197,6 +197,12 @@ clear_tp_dict(PyTypeObject *self)
static inline PyObject *
lookup_tp_bases(PyTypeObject *self)
{
if (self->tp_flags & _Py_TPFLAGS_STATIC_BUILTIN) {
PyInterpreterState *interp = _PyInterpreterState_GET();
static_builtin_state *state = _PyStaticType_GetState(interp, self);
assert(state != NULL);
return state->tp_bases;
}
return self->tp_bases;
}

Expand All @@ -209,12 +215,26 @@ _PyType_GetBases(PyTypeObject *self)
static inline void
set_tp_bases(PyTypeObject *self, PyObject *bases)
{
if (self->tp_flags & _Py_TPFLAGS_STATIC_BUILTIN) {
PyInterpreterState *interp = _PyInterpreterState_GET();
static_builtin_state *state = _PyStaticType_GetState(interp, self);
assert(state != NULL);
state->tp_bases = bases;
return;
}
self->tp_bases = bases;
}

static inline void
clear_tp_bases(PyTypeObject *self)
{
if (self->tp_flags & _Py_TPFLAGS_STATIC_BUILTIN) {
PyInterpreterState *interp = _PyInterpreterState_GET();
static_builtin_state *state = _PyStaticType_GetState(interp, self);
assert(state != NULL);
Py_CLEAR(state->tp_bases);
return;
}
Py_CLEAR(self->tp_bases);
}

Expand Down Expand Up @@ -4699,10 +4719,12 @@ clear_static_type_objects(PyInterpreterState *interp, PyTypeObject *type)
{
if (_Py_IsMainInterpreter(interp)) {
clear_tp_dict(type);
clear_tp_bases(type);
clear_tp_mro(type);
Py_CLEAR(type->tp_cache);
}
else {
clear_tp_bases(type);
}
clear_static_tp_subclasses(type);
}

Expand Down