gh-134584: Eliminate redundant refcounting from _STORE_SUBSCR_DICT (GH-142712)

Co-authored-by: Ken Jin <kenjin4096@gmail.com>
This commit is contained in:
Donghee Na 2025-12-16 01:42:32 +09:00 committed by GitHub
parent 872ab51f32
commit abaaeee6a0
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GPG key ID: B5690EEEBB952194
9 changed files with 74 additions and 23 deletions

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@ -10987,6 +10987,7 @@
_PyStackRef value;
_PyStackRef dict_st;
_PyStackRef sub;
_PyStackRef st;
// _GUARD_NOS_DICT
{
nos = stack_pointer[-2];
@ -11011,14 +11012,24 @@
PyStackRef_AsPyObjectSteal(sub),
PyStackRef_AsPyObjectSteal(value));
stack_pointer = _PyFrame_GetStackPointer(frame);
if (err) {
stack_pointer += -3;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
_PyFrame_SetStackPointer(frame, stack_pointer);
PyStackRef_CLOSE(dict_st);
stack_pointer = _PyFrame_GetStackPointer(frame);
JUMP_TO_LABEL(error);
}
st = dict_st;
}
// _POP_TOP
{
value = st;
stack_pointer += -3;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
_PyFrame_SetStackPointer(frame, stack_pointer);
PyStackRef_CLOSE(dict_st);
PyStackRef_XCLOSE(value);
stack_pointer = _PyFrame_GetStackPointer(frame);
if (err) {
JUMP_TO_LABEL(error);
}
}
DISPATCH();
}