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GH-91432: Remove the iterator_exhausted_no_error label (GH-96517)

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Brandt Bucher 2022-09-06 21:07:20 -07:00 • committed by GitHub
parent 56d9cf7fc8
commit 0d04b8d9e1
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1 changed files with 20 additions and 16 deletions
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36
Python/ceval.c
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@ -3816,10 +3816,9 @@ handle_eval_breaker:
} }
_PyErr_Clear(tstate); _PyErr_Clear(tstate);
} }
iterator_exhausted_no_error:
/* iterator ended normally */ /* iterator ended normally */
assert(!_PyErr_Occurred(tstate)); STACK_SHRINK(1);
Py_DECREF(POP()); Py_DECREF(iter);
JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg); JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg);
DISPATCH(); DISPATCH();
} }
@ -3845,19 +3844,21 @@ handle_eval_breaker:
DEOPT_IF(Py_TYPE(it) != &PyListIter_Type, FOR_ITER); DEOPT_IF(Py_TYPE(it) != &PyListIter_Type, FOR_ITER);
STAT_INC(FOR_ITER, hit); STAT_INC(FOR_ITER, hit);
PyListObject *seq = it->it_seq; PyListObject *seq = it->it_seq;
if (seq == NULL) { if (seq) {
goto iterator_exhausted_no_error; if (it->it_index < PyList_GET_SIZE(seq)) {
PyObject *next = PyList_GET_ITEM(seq, it->it_index++);
Py_INCREF(next);
PUSH(next);
JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER);
NOTRACE_DISPATCH();
}
it->it_seq = NULL;
Py_DECREF(seq);
} }
if (it->it_index < PyList_GET_SIZE(seq)) { STACK_SHRINK(1);
PyObject *next = PyList_GET_ITEM(seq, it->it_index++); Py_DECREF(it);
Py_INCREF(next); JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg);
PUSH(next); NOTRACE_DISPATCH();
JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER);
NOTRACE_DISPATCH();
}
it->it_seq = NULL;
Py_DECREF(seq);
goto iterator_exhausted_no_error;
} }
TARGET(FOR_ITER_RANGE) { TARGET(FOR_ITER_RANGE) {
@ -3868,7 +3869,10 @@ handle_eval_breaker:
_Py_CODEUNIT next = next_instr[INLINE_CACHE_ENTRIES_FOR_ITER]; _Py_CODEUNIT next = next_instr[INLINE_CACHE_ENTRIES_FOR_ITER];
assert(_PyOpcode_Deopt[_Py_OPCODE(next)] == STORE_FAST); assert(_PyOpcode_Deopt[_Py_OPCODE(next)] == STORE_FAST);
if (r->index >= r->len) { if (r->index >= r->len) {
goto iterator_exhausted_no_error; STACK_SHRINK(1);
Py_DECREF(r);
JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg);
NOTRACE_DISPATCH();
} }
long value = (long)(r->start + long value = (long)(r->start +
(unsigned long)(r->index++) * r->step); (unsigned long)(r->index++) * r->step);