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GH-132554: Fix tier2 FOR_ITER implementation and optimizations (GH-135137)

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Mark Shannon 2025-06-05 18:53:57 +01:00 • committed by GitHub
parent d9cad074d5
commit b90ecea9e6
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GPG key ID: B5690EEEBB952194
12 changed files with 155 additions and 173 deletions
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4
Python/stackrefs.c
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@ -40,6 +40,7 @@ make_table_entry(PyObject *obj, const char *filename, int linenumber)
PyObject *
_Py_stackref_get_object(_PyStackRef ref)
{
assert(!PyStackRef_IsError(ref));
if (ref.index == 0) {
return NULL;
}
@ -64,6 +65,7 @@ PyStackRef_Is(_PyStackRef a, _PyStackRef b)
PyObject *
_Py_stackref_close(_PyStackRef ref, const char *filename, int linenumber)
{
assert(!PyStackRef_IsError(ref));
PyInterpreterState *interp = PyInterpreterState_Get();
if (ref.index >= interp->next_stackref) {
_Py_FatalErrorFormat(__func__, "Invalid StackRef with ID %" PRIu64 " at %s:%d\n", (void *)ref.index, filename, linenumber);
@ -128,6 +130,7 @@ _Py_stackref_create(PyObject *obj, const char *filename, int linenumber)
void
_Py_stackref_record_borrow(_PyStackRef ref, const char *filename, int linenumber)
{
assert(!PyStackRef_IsError(ref));
if (ref.index < INITIAL_STACKREF_INDEX) {
return;
}
@ -152,6 +155,7 @@ _Py_stackref_record_borrow(_PyStackRef ref, const char *filename, int linenumber
void
_Py_stackref_associate(PyInterpreterState *interp, PyObject *obj, _PyStackRef ref)
{
assert(!PyStackRef_IsError(ref));
assert(ref.index < INITIAL_STACKREF_INDEX);
TableEntry *entry = make_table_entry(obj, "builtin-object", 0);
if (entry == NULL) {