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Better stats for LOAD_ATTR and STORE_ATTR #100295

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Merged
markshannon merged 3 commits into from
Dec 16, 2022
Merged

Better stats for LOAD_ATTR and STORE_ATTR #100295

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db9f04f
Don't attempt to specialize for LOAD_ATTR on instance if class has at…
markshannon Dec 16, 2022
31ad53e
Further improvement to LOAD_ATTR and STORE_ATTR specialization stats.
markshannon Dec 16, 2022
05a9952
Refine stats for LOAD_ATTR with class attribute.
markshannon Dec 16, 2022
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Refine stats for LOAD_ATTR with class attribute.
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@markshannon
markshannon committed Dec 16, 2022
commit 05a9952dfe7f89f862924f50f88541002a2b40ad
10 changes: 8 additions & 2 deletions Python/specialize.c
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Original file line number Diff line number Diff line change
Expand Up @@ -822,10 +822,16 @@ _Py_Specialize_LoadAttr(PyObject *owner, _Py_CODEUNIT *instr, PyObject *name)
SPECIALIZATION_FAIL(LOAD_ATTR, SPEC_FAIL_ATTR_CLASS_METHOD_OBJ);
goto fail;
case NON_OVERRIDING:
SPECIALIZATION_FAIL(LOAD_ATTR, SPEC_FAIL_ATTR_CLASS_ATTR_DESCRIPTOR);
SPECIALIZATION_FAIL(LOAD_ATTR,
(type->tp_flags & Py_TPFLAGS_MANAGED_DICT) ?
SPEC_FAIL_ATTR_CLASS_ATTR_DESCRIPTOR :
SPEC_FAIL_ATTR_NOT_MANAGED_DICT);
goto fail;
case NON_DESCRIPTOR:
SPECIALIZATION_FAIL(LOAD_ATTR, SPEC_FAIL_ATTR_CLASS_ATTR_SIMPLE);
SPECIALIZATION_FAIL(LOAD_ATTR,
(type->tp_flags & Py_TPFLAGS_MANAGED_DICT) ?
SPEC_FAIL_ATTR_CLASS_ATTR_SIMPLE :
SPEC_FAIL_ATTR_NOT_MANAGED_DICT);
goto fail;
case ABSENT:
if (specialize_dict_access(owner, instr, type, kind, name, LOAD_ATTR,
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