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GH-131798: Split CALL_LEN into several uops (GH-133180)

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Diego Russo 2025-05-05 22:31:48 +01:00 • committed by GitHub
parent 893034cf93
commit 9cc77aaf9d
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GPG key ID: B5690EEEBB952194
11 changed files with 314 additions and 281 deletions
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32
Python/bytecodes.c
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@ -4337,22 +4337,25 @@ dummy_func(
_CALL_BUILTIN_FAST_WITH_KEYWORDS +
_CHECK_PERIODIC;
inst(CALL_LEN, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
/* len(o) */
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
macro(CALL_LEN) =
unused/1 +
unused/2 +
_GUARD_NOS_NULL +
_GUARD_CALLABLE_LEN +
_CALL_LEN;
int total_args = oparg;
if (!PyStackRef_IsNull(self_or_null)) {
args--;
total_args++;
}
DEOPT_IF(total_args != 1);
op(_GUARD_CALLABLE_LEN, (callable, unused, unused -- callable, unused, unused)){
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyInterpreterState *interp = tstate->interp;
DEOPT_IF(callable_o != interp->callable_cache.len);
}
op(_CALL_LEN, (callable, null, arg -- res)) {
/* len(o) */
(void)null;
STAT_INC(CALL, hit);
_PyStackRef arg_stackref = args[0];
PyObject *arg = PyStackRef_AsPyObjectBorrow(arg_stackref);
Py_ssize_t len_i = PyObject_Length(arg);
PyObject *arg_o = PyStackRef_AsPyObjectBorrow(arg);
Py_ssize_t len_i = PyObject_Length(arg_o);
if (len_i < 0) {
ERROR_NO_POP();
}
@ -4361,9 +4364,8 @@ dummy_func(
if (res_o == NULL) {
ERROR_NO_POP();
}
PyStackRef_CLOSE(arg_stackref);
DEAD(args);
DEAD(self_or_null);
PyStackRef_CLOSE(arg);
DEAD(null);
PyStackRef_CLOSE(callable);
res = PyStackRef_FromPyObjectSteal(res_o);
}