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gh-131798: JIT: Add _POP_CALL_TWO_LOAD_CONST_INLINE_BORROW #134268

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Merged
brandtbucher merged 6 commits into from
May 19, 2025
Merged

gh-131798: JIT: Add _POP_CALL_TWO_LOAD_CONST_INLINE_BORROW #134268

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9623699
Add _POP_CALL_TWO_LOAD_CONST_INLINE_BORROW
tomasr8 May 19, 2025
bc41fc3
Mark null as DEAD
tomasr8 May 19, 2025
421f499
Simplify logic
tomasr8 May 19, 2025
24b2632
Add news entry
tomasr8 May 19, 2025
8ae51d5
Merge remote-tracking branch 'upstream/main' into jit-pop-call-2
tomasr8 May 19, 2025
070dbc7
make regen-cases
tomasr8 May 19, 2025
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Simplify logic
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@tomasr8
tomasr8 committed May 19, 2025
commit 421f4995377608d3cac27373eacd9d27d17cd721
10 changes: 4 additions & 6 deletions Python/optimizer_bytecodes.c
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Original file line number Diff line number Diff line change
Expand Up @@ -905,14 +905,12 @@ dummy_func(void) {
// known types, meaning we can deduce either True or False

// The below check is equivalent to PyObject_TypeCheck(inst, cls)
PyObject *out = Py_False;
if (inst_type == cls_o || PyType_IsSubtype(inst_type, cls_o)) {
sym_set_const(res, Py_True);
REPLACE_OP(this_instr, _POP_CALL_TWO_LOAD_CONST_INLINE_BORROW, 0, (uintptr_t)Py_True);
}
else {
sym_set_const(res, Py_False);
REPLACE_OP(this_instr, _POP_CALL_TWO_LOAD_CONST_INLINE_BORROW, 0, (uintptr_t)Py_False);
out = Py_True;
}
sym_set_const(res, out);
REPLACE_OP(this_instr, _POP_CALL_TWO_LOAD_CONST_INLINE_BORROW, 0, (uintptr_t)out);
}
}

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10 changes: 4 additions & 6 deletions Python/optimizer_cases.c.h
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