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GH-134584: Remove redundant refcount for BINARY_OP_SUBSCR_STR_INT (#142844)

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Savannah Ostrowski 2025-12-18 13:29:54 -08:00 • committed by GitHub
parent e79c39101a
commit 1391ee664c
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9 changed files with 74 additions and 31 deletions
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16
Python/executor_cases.c.h generated
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@ -4661,12 +4661,14 @@
break;
}
case _BINARY_OP_SUBSCR_STR_INT_r21: {
case _BINARY_OP_SUBSCR_STR_INT_r23: {
CHECK_CURRENT_CACHED_VALUES(2);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
_PyStackRef sub_st;
_PyStackRef str_st;
_PyStackRef res;
_PyStackRef s;
_PyStackRef i;
_PyStackRef _stack_item_0 = _tos_cache0;
_PyStackRef _stack_item_1 = _tos_cache1;
sub_st = _stack_item_1;
@ -4701,15 +4703,13 @@
assert(c < 128);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = (PyObject*)&_Py_SINGLETON(strings).ascii[c];
PyStackRef_CLOSE_SPECIALIZED(sub_st, _PyLong_ExactDealloc);
_PyFrame_SetStackPointer(frame, stack_pointer);
PyStackRef_CLOSE(str_st);
stack_pointer = _PyFrame_GetStackPointer(frame);
s = str_st;
i = sub_st;
res = PyStackRef_FromPyObjectBorrow(res_o);
_tos_cache2 = i;
_tos_cache1 = s;
_tos_cache0 = res;
_tos_cache1 = PyStackRef_ZERO_BITS;
_tos_cache2 = PyStackRef_ZERO_BITS;
SET_CURRENT_CACHED_VALUES(1);
SET_CURRENT_CACHED_VALUES(3);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
break;
}