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gh-120619: Strength reduce function guards, support 2-operand uop forms (GH-124846)

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Co-authored-by: Brandt Bucher <brandtbucher@gmail.com>
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Ken Jin 2024-11-09 11:35:33 +08:00 • committed by GitHub
parent f8276bf5f3
commit 6293d00e72
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GPG key ID: B5690EEEBB952194
17 changed files with 379 additions and 270 deletions
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23
Python/optimizer_bytecodes.c
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@ -346,7 +346,7 @@ dummy_func(void) {
res = sym_new_type(ctx, &PyUnicode_Type);
}
// _STORE_FAST:
GETLOCAL(this_instr->operand) = res;
GETLOCAL(this_instr->operand0) = res;
}
op(_BINARY_SUBSCR_INIT_CALL, (container, sub -- new_frame: _Py_UOpsAbstractFrame *)) {
@ -589,8 +589,27 @@ dummy_func(void) {
self = sym_new_not_null(ctx);
}
op(_CHECK_FUNCTION_EXACT_ARGS, (callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
op(_CHECK_FUNCTION_VERSION, (func_version/2, callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
(void)self_or_null;
if (sym_is_const(callable) && sym_matches_type(callable, &PyFunction_Type)) {
assert(PyFunction_Check(sym_get_const(callable)));
REPLACE_OP(this_instr, _CHECK_FUNCTION_VERSION_INLINE, 0, func_version);
this_instr->operand1 = (uintptr_t)sym_get_const(callable);
}
sym_set_type(callable, &PyFunction_Type);
}
op(_CHECK_FUNCTION_EXACT_ARGS, (callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
assert(sym_matches_type(callable, &PyFunction_Type));
if (sym_is_const(callable)) {
if (sym_is_null(self_or_null) || sym_is_not_null(self_or_null)) {
PyFunctionObject *func = (PyFunctionObject *)sym_get_const(callable);
PyCodeObject *co = (PyCodeObject *)func->func_code;
if (co->co_argcount == oparg + !sym_is_null(self_or_null)) {
REPLACE_OP(this_instr, _NOP, 0 ,0);
}
}
}
(void)self_or_null;
}