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GH-120024: Move three more escaping calls out of conditional statements (GH-122734)

This commit is contained in:
Mark Shannon 2024-08-06 14:14:52 +01:00 committed by GitHub
parent 8ce70d6c69
commit 4c31791848
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GPG Key ID: B5690EEEBB952194
3 changed files with 32 additions and 10 deletions
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16
Python/bytecodes.c
View File

@ -191,7 +191,8 @@ dummy_func(
uintptr_t global_version = _Py_atomic_load_uintptr_relaxed(&tstate->eval_breaker) & ~_PY_EVAL_EVENTS_MASK;
uintptr_t code_version = FT_ATOMIC_LOAD_UINTPTR_ACQUIRE(_PyFrame_GetCode(frame)->_co_instrumentation_version);
if (code_version != global_version && tstate->tracing == 0) {
if (_Py_Instrument(_PyFrame_GetCode(frame), tstate->interp)) {
int err = _Py_Instrument(_PyFrame_GetCode(frame), tstate->interp);
if (err) {
ERROR_NO_POP();
}
next_instr = this_instr;
@ -1802,7 +1803,12 @@ dummy_func(
assert(PyDict_CheckExact(dict));
/* dict[key] = value */
// Do not DECREF INPUTS because the function steals the references
ERROR_IF(_PyDict_SetItem_Take2((PyDictObject *)dict, PyStackRef_AsPyObjectSteal(key), PyStackRef_AsPyObjectSteal(value)) != 0, error);
int err = _PyDict_SetItem_Take2(
(PyDictObject *)dict,
PyStackRef_AsPyObjectSteal(key),
PyStackRef_AsPyObjectSteal(value)
);
ERROR_IF(err != 0, error);
}
inst(INSTRUMENTED_LOAD_SUPER_ATTR, (unused/1, unused, unused, unused -- unused, unused if (oparg & 1))) {
@ -2455,7 +2461,8 @@ dummy_func(
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyExceptionInstance_Check(left_o));
if (_PyEval_CheckExceptTypeValid(tstate, right_o) < 0) {
int err = _PyEval_CheckExceptTypeValid(tstate, right_o);
if (err < 0) {
DECREF_INPUTS();
ERROR_IF(true, error);
}
@ -4107,7 +4114,8 @@ dummy_func(
// It converts all dict subtypes in kwargs into regular dicts.
assert(kwargs == NULL || PyDict_CheckExact(kwargs));
if (!PyTuple_CheckExact(callargs)) {
if (check_args_iterable(tstate, func, callargs) < 0) {
int err = check_args_iterable(tstate, func, callargs);
if (err < 0) {
ERROR_NO_POP();
}
PyObject *tuple = PySequence_Tuple(callargs);

10
Python/executor_cases.c.h generated
View File

@ -2085,7 +2085,12 @@
assert(PyDict_CheckExact(dict));
/* dict[key] = value */
// Do not DECREF INPUTS because the function steals the references
if (_PyDict_SetItem_Take2((PyDictObject *)dict, PyStackRef_AsPyObjectSteal(key), PyStackRef_AsPyObjectSteal(value)) != 0) JUMP_TO_ERROR();
int err = _PyDict_SetItem_Take2(
(PyDictObject *)dict,
PyStackRef_AsPyObjectSteal(key),
PyStackRef_AsPyObjectSteal(value)
);
if (err != 0) JUMP_TO_ERROR();
stack_pointer += -2;
assert(WITHIN_STACK_BOUNDS());
break;
@ -2895,7 +2900,8 @@
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyExceptionInstance_Check(left_o));
if (_PyEval_CheckExceptTypeValid(tstate, right_o) < 0) {
int err = _PyEval_CheckExceptTypeValid(tstate, right_o);
if (err < 0) {
PyStackRef_CLOSE(right);
if (true) JUMP_TO_ERROR();
}

16
Python/generated_cases.c.h generated
View File

@ -1508,7 +1508,8 @@
// It converts all dict subtypes in kwargs into regular dicts.
assert(kwargs == NULL || PyDict_CheckExact(kwargs));
if (!PyTuple_CheckExact(callargs)) {
if (check_args_iterable(tstate, func, callargs) < 0) {
int err = check_args_iterable(tstate, func, callargs);
if (err < 0) {
goto error;
}
PyObject *tuple = PySequence_Tuple(callargs);
@ -2502,7 +2503,8 @@
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyExceptionInstance_Check(left_o));
if (_PyEval_CheckExceptTypeValid(tstate, right_o) < 0) {
int err = _PyEval_CheckExceptTypeValid(tstate, right_o);
if (err < 0) {
PyStackRef_CLOSE(right);
if (true) goto pop_1_error;
}
@ -4033,7 +4035,8 @@
uintptr_t global_version = _Py_atomic_load_uintptr_relaxed(&tstate->eval_breaker) & ~_PY_EVAL_EVENTS_MASK;
uintptr_t code_version = FT_ATOMIC_LOAD_UINTPTR_ACQUIRE(_PyFrame_GetCode(frame)->_co_instrumentation_version);
if (code_version != global_version && tstate->tracing == 0) {
if (_Py_Instrument(_PyFrame_GetCode(frame), tstate->interp)) {
int err = _Py_Instrument(_PyFrame_GetCode(frame), tstate->interp);
if (err) {
goto error;
}
next_instr = this_instr;
@ -5546,7 +5549,12 @@
assert(PyDict_CheckExact(dict));
/* dict[key] = value */
// Do not DECREF INPUTS because the function steals the references
if (_PyDict_SetItem_Take2((PyDictObject *)dict, PyStackRef_AsPyObjectSteal(key), PyStackRef_AsPyObjectSteal(value)) != 0) goto pop_2_error;
int err = _PyDict_SetItem_Take2(
(PyDictObject *)dict,
PyStackRef_AsPyObjectSteal(key),
PyStackRef_AsPyObjectSteal(value)
);
if (err != 0) goto pop_2_error;
stack_pointer += -2;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();