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gh-131798: JIT: Propagate the result in _BINARY_OP_SUBSCR_TUPLE_INT (GH-133003)

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Tomas R. 2025-04-26 20:47:55 +02:00 • committed by GitHub
parent 56c88e4e8d
commit 5e96e4fca8
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4 changed files with 61 additions and 1 deletions
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21
Python/optimizer_bytecodes.c
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@ -370,6 +370,27 @@ dummy_func(void) {
res = sym_new_type(ctx, &PyUnicode_Type);
}
op(_BINARY_OP_SUBSCR_TUPLE_INT, (tuple_st, sub_st -- res)) {
assert(sym_matches_type(tuple_st, &PyTuple_Type));
if (sym_is_const(ctx, sub_st)) {
assert(PyLong_CheckExact(sym_get_const(ctx, sub_st)));
long index = PyLong_AsLong(sym_get_const(ctx, sub_st));
assert(index >= 0);
int tuple_length = sym_tuple_length(tuple_st);
if (tuple_length == -1) {
// Unknown length
res = sym_new_not_null(ctx);
}
else {
assert(index < tuple_length);
res = sym_tuple_getitem(ctx, tuple_st, index);
}
}
else {
res = sym_new_not_null(ctx);
}
}
op(_TO_BOOL, (value -- res)) {
int already_bool = optimize_to_bool(this_instr, ctx, value, &res);
if (!already_bool) {