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gh-134584: JIT: Remove redundant refcounting for UNARY_{INVERT|NEGATIVE} (GH-143704)

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Ken Jin 2026-01-12 04:42:55 +08:00 • committed by GitHub
parent 9d13ca97c1
commit 548526bbbe
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10 changed files with 976 additions and 899 deletions
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24
Python/bytecodes.c
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@ -434,14 +434,19 @@ dummy_func(
PyStackRef_CLOSE(receiver);
}
inst(UNARY_NEGATIVE, (value -- res)) {
macro(UNARY_NEGATIVE) = _UNARY_NEGATIVE + POP_TOP;
op(_UNARY_NEGATIVE, (value -- res, v)) {
PyObject *res_o = PyNumber_Negative(PyStackRef_AsPyObjectBorrow(value));
PyStackRef_CLOSE(value);
ERROR_IF(res_o == NULL);
if (res_o == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(res_o);
v = value;
DEAD(value);
}
pure inst(UNARY_NOT, (value -- res)) {
inst(UNARY_NOT, (value -- res)) {
assert(PyStackRef_BoolCheck(value));
res = PyStackRef_IsFalse(value)
? PyStackRef_True : PyStackRef_False;
@ -570,11 +575,16 @@ dummy_func(
_REPLACE_WITH_TRUE +
POP_TOP;
inst(UNARY_INVERT, (value -- res)) {
macro(UNARY_INVERT) = _UNARY_INVERT + POP_TOP;
op(_UNARY_INVERT, (value -- res, v)) {
PyObject *res_o = PyNumber_Invert(PyStackRef_AsPyObjectBorrow(value));
PyStackRef_CLOSE(value);
ERROR_IF(res_o == NULL);
if (res_o == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(res_o);
v = value;
DEAD(value);
}
family(BINARY_OP, INLINE_CACHE_ENTRIES_BINARY_OP) = {