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gh-131798: Split _CHECK_AND_ALLOCATE_OBJECT into smaller uops #148433

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Merged
Fidget-Spinner merged 7 commits into from
Apr 12, 2026
Merged

gh-131798: Split _CHECK_AND_ALLOCATE_OBJECT into smaller uops #148433

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9c745a0
initial commit to split the uops
Sacul0457 Apr 12, 2026
d976e47
revert test
Sacul0457 Apr 12, 2026
c72c139
remove empty line
Sacul0457 Apr 12, 2026
7885033
Partially address reviews
Sacul0457 Apr 12, 2026
13e2608
handle probable and non-probable cases
Fidget-Spinner Apr 12, 2026
fc0c169
lint
Fidget-Spinner Apr 12, 2026
a459c25
add tests
Fidget-Spinner Apr 12, 2026
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@Fidget-Spinner
Fidget-Spinner committed Apr 12, 2026
commit fc0c1691a22dcba0d341b6ec3bb23cb1669675f5
2 changes: 1 addition & 1 deletion Python/bytecodes.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4504,7 +4504,7 @@ dummy_func(
EXIT_IF(!PyStackRef_IsNull(self_or_null));
EXIT_IF(!PyType_Check(callable_o));
PyTypeObject *tp = (PyTypeObject *)callable_o;
EXIT_IF(FT_ATOMIC_LOAD_UINT32_RELAXED(tp->tp_version_tag) != type_version);
EXIT_IF(FT_ATOMIC_LOAD_UINT32_RELAXED(tp->tp_version_tag) != type_version);
}

op(_ALLOCATE_OBJECT, (callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
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