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gh-134584: Eliminate redundant refcounting from _CALL_TUPLE_1 (GH-135860)

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Noam Cohen 2025-12-11 16:31:28 +02:00 • committed by GitHub
parent 44d3dc6491
commit a78f43b001
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11 changed files with 71 additions and 41 deletions
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Python/optimizer_bytecodes.c
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@ -1097,7 +1097,7 @@ dummy_func(void) {
}
}
op(_CALL_TUPLE_1, (callable, null, arg -- res)) {
op(_CALL_TUPLE_1, (callable, null, arg -- res, a)) {
if (sym_matches_type(arg, &PyTuple_Type)) {
// e.g. tuple((1, 2)) or tuple(foo) where foo is known to be a tuple
// Note: we must strip the reference information because it goes
@ -1107,6 +1107,7 @@ dummy_func(void) {
else {
res = sym_new_type(ctx, &PyTuple_Type);
}
a = arg;
}
op(_GUARD_TOS_LIST, (tos -- tos)) {