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gh-131798: split recursion check to _CHECK_RECURSION_LIMIT and combine checks (GH-148070)

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Kumar Aditya 2026-04-04 14:53:03 +05:30 • committed by GitHub
parent 113038f940
commit e7bf8eac0f
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12 changed files with 1393 additions and 1271 deletions
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12
Python/bytecodes.c
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@ -4811,8 +4811,6 @@ dummy_func(
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
}
// CPython promises to check all non-vectorcall function calls.
EXIT_IF(_Py_ReachedRecursionLimit(tstate));
STAT_INC(CALL, hit);
PyCFunction cfunc = method->d_method->ml_meth;
PyObject *self = PyStackRef_AsPyObjectBorrow(arguments[0]);
@ -4830,9 +4828,12 @@ dummy_func(
res = PyStackRef_FromPyObjectSteal(res_o);
}
op(_CHECK_RECURSION_LIMIT, ( -- )) {
EXIT_IF(_Py_ReachedRecursionLimit(tstate));
}
tier2 op(_CALL_METHOD_DESCRIPTOR_O_INLINE, (callable, args[oparg], cfunc/4 -- res, c, s, a)) {
assert(oparg == 2);
EXIT_IF(_Py_ReachedRecursionLimit(tstate));
STAT_INC(CALL, hit);
volatile PyCFunction cfunc_v = (PyCFunction)cfunc;
PyObject *self = PyStackRef_AsPyObjectBorrow(args[0]);
@ -4855,6 +4856,7 @@ dummy_func(
unused/1 +
unused/2 +
_GUARD_CALLABLE_METHOD_DESCRIPTOR_O +
_CHECK_RECURSION_LIMIT +
_CALL_METHOD_DESCRIPTOR_O +
POP_TOP +
POP_TOP +
@ -4956,8 +4958,6 @@ dummy_func(
}
_PyStackRef self_stackref = args[0];
PyObject *self = PyStackRef_AsPyObjectBorrow(self_stackref);
// CPython promises to check all non-vectorcall function calls.
EXIT_IF(_Py_ReachedRecursionLimit(tstate));
STAT_INC(CALL, hit);
PyCFunction cfunc = method->d_method->ml_meth;
PyObject *res_o = _PyCFunction_TrampolineCall(cfunc, self, NULL);
@ -4975,7 +4975,6 @@ dummy_func(
assert(oparg == 1);
_PyStackRef self_stackref = args[0];
PyObject *self = PyStackRef_AsPyObjectBorrow(self_stackref);
EXIT_IF(_Py_ReachedRecursionLimit(tstate));
STAT_INC(CALL, hit);
volatile PyCFunction cfunc_v = (PyCFunction)cfunc;
PyObject *res_o = _PyCFunction_TrampolineCall(cfunc_v, self, NULL);
@ -4993,6 +4992,7 @@ dummy_func(
unused/1 +
unused/2 +
_GUARD_CALLABLE_METHOD_DESCRIPTOR_NOARGS +
_CHECK_RECURSION_LIMIT +
_CALL_METHOD_DESCRIPTOR_NOARGS +
_CHECK_PERIODIC_AT_END;