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GH-115776: Allow any fixed sized object to have inline values (GH-123192)

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Mark Shannon 2024-08-21 15:52:04 +01:00 • committed by GitHub
parent 4b7c4880a0
commit a4fd7aa4a6
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13 changed files with 61 additions and 38 deletions
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15
Python/generated_cases.c.h generated
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@ -4999,9 +4999,10 @@
}
// _LOAD_ATTR_INSTANCE_VALUE
{
uint16_t index = read_u16(&this_instr[4].cache);
uint16_t offset = read_u16(&this_instr[4].cache);
PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
PyObject *attr_o = _PyObject_InlineValues(owner_o)->values[index];
PyObject **value_ptr = (PyObject**)(((char *)owner_o) + offset);
PyObject *attr_o = *value_ptr;
DEOPT_IF(attr_o == NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(attr_o);
@ -6829,14 +6830,16 @@
// _STORE_ATTR_INSTANCE_VALUE
value = stack_pointer[-2];
{
uint16_t index = read_u16(&this_instr[4].cache);
uint16_t offset = read_u16(&this_instr[4].cache);
PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
STAT_INC(STORE_ATTR, hit);
assert(_PyObject_GetManagedDict(owner_o) == NULL);
PyDictValues *values = _PyObject_InlineValues(owner_o);
PyObject *old_value = values->values[index];
values->values[index] = PyStackRef_AsPyObjectSteal(value);
PyObject **value_ptr = (PyObject**)(((char *)owner_o) + offset);
PyObject *old_value = *value_ptr;
*value_ptr = PyStackRef_AsPyObjectSteal(value);
if (old_value == NULL) {
PyDictValues *values = _PyObject_InlineValues(owner_o);
int index = value_ptr - values->values;
_PyDictValues_AddToInsertionOrder(values, index);
}
else {