cpython/Python/generated_cases.c.h

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// This file is generated by Tools/cases_generator/generate_cases.py
// from:
// Python/bytecodes.c
// Do not edit!
TARGET(NOP) {
DISPATCH();
}
TARGET(RESUME) {
assert(tstate->cframe == &cframe);
assert(frame == cframe.current_frame);
if (_Py_atomic_load_relaxed_int32(eval_breaker) && oparg < 2) {
goto handle_eval_breaker;
}
DISPATCH();
}
TARGET(LOAD_CLOSURE) {
PyObject *value;
/* We keep LOAD_CLOSURE so that the bytecode stays more readable. */
value = GETLOCAL(oparg);
if (value == NULL) goto unbound_local_error;
Py_INCREF(value);
STACK_GROW(1);
stack_pointer[-1] = value;
DISPATCH();
}
TARGET(LOAD_FAST_CHECK) {
PyObject *value;
value = GETLOCAL(oparg);
if (value == NULL) goto unbound_local_error;
Py_INCREF(value);
STACK_GROW(1);
stack_pointer[-1] = value;
DISPATCH();
}
TARGET(LOAD_FAST) {
PyObject *value;
value = GETLOCAL(oparg);
assert(value != NULL);
Py_INCREF(value);
STACK_GROW(1);
stack_pointer[-1] = value;
DISPATCH();
}
TARGET(LOAD_CONST) {
PREDICTED(LOAD_CONST);
PyObject *value;
value = GETITEM(frame->f_code->co_consts, oparg);
Py_INCREF(value);
STACK_GROW(1);
stack_pointer[-1] = value;
DISPATCH();
}
TARGET(STORE_FAST) {
PyObject *value = stack_pointer[-1];
SETLOCAL(oparg, value);
STACK_SHRINK(1);
DISPATCH();
}
TARGET(LOAD_FAST__LOAD_FAST) {
PyObject *_tmp_1;
PyObject *_tmp_2;
{
PyObject *value;
value = GETLOCAL(oparg);
assert(value != NULL);
Py_INCREF(value);
_tmp_2 = value;
}
oparg = (next_instr++)->op.arg;
{
PyObject *value;
value = GETLOCAL(oparg);
assert(value != NULL);
Py_INCREF(value);
_tmp_1 = value;
}
STACK_GROW(2);
stack_pointer[-1] = _tmp_1;
stack_pointer[-2] = _tmp_2;
DISPATCH();
}
TARGET(LOAD_FAST__LOAD_CONST) {
PyObject *_tmp_1;
PyObject *_tmp_2;
{
PyObject *value;
value = GETLOCAL(oparg);
assert(value != NULL);
Py_INCREF(value);
_tmp_2 = value;
}
oparg = (next_instr++)->op.arg;
{
PyObject *value;
value = GETITEM(frame->f_code->co_consts, oparg);
Py_INCREF(value);
_tmp_1 = value;
}
STACK_GROW(2);
stack_pointer[-1] = _tmp_1;
stack_pointer[-2] = _tmp_2;
DISPATCH();
}
TARGET(STORE_FAST__LOAD_FAST) {
PyObject *_tmp_1 = stack_pointer[-1];
{
PyObject *value = _tmp_1;
SETLOCAL(oparg, value);
}
oparg = (next_instr++)->op.arg;
{
PyObject *value;
value = GETLOCAL(oparg);
assert(value != NULL);
Py_INCREF(value);
_tmp_1 = value;
}
stack_pointer[-1] = _tmp_1;
DISPATCH();
}
TARGET(STORE_FAST__STORE_FAST) {
PyObject *_tmp_1 = stack_pointer[-1];
PyObject *_tmp_2 = stack_pointer[-2];
{
PyObject *value = _tmp_1;
SETLOCAL(oparg, value);
}
oparg = (next_instr++)->op.arg;
{
PyObject *value = _tmp_2;
SETLOCAL(oparg, value);
}
STACK_SHRINK(2);
DISPATCH();
}
TARGET(LOAD_CONST__LOAD_FAST) {
PyObject *_tmp_1;
PyObject *_tmp_2;
{
PyObject *value;
value = GETITEM(frame->f_code->co_consts, oparg);
Py_INCREF(value);
_tmp_2 = value;
}
oparg = (next_instr++)->op.arg;
{
PyObject *value;
value = GETLOCAL(oparg);
assert(value != NULL);
Py_INCREF(value);
_tmp_1 = value;
}
STACK_GROW(2);
stack_pointer[-1] = _tmp_1;
stack_pointer[-2] = _tmp_2;
DISPATCH();
}
TARGET(POP_TOP) {
PyObject *value = stack_pointer[-1];
Py_DECREF(value);
STACK_SHRINK(1);
DISPATCH();
}
TARGET(PUSH_NULL) {
PyObject *res;
res = NULL;
STACK_GROW(1);
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(END_FOR) {
PyObject *_tmp_1 = stack_pointer[-1];
PyObject *_tmp_2 = stack_pointer[-2];
{
PyObject *value = _tmp_1;
Py_DECREF(value);
}
{
PyObject *value = _tmp_2;
Py_DECREF(value);
}
STACK_SHRINK(2);
DISPATCH();
}
TARGET(UNARY_NEGATIVE) {
PyObject *value = stack_pointer[-1];
PyObject *res;
res = PyNumber_Negative(value);
Py_DECREF(value);
if (res == NULL) goto pop_1_error;
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(UNARY_NOT) {
PyObject *value = stack_pointer[-1];
PyObject *res;
int err = PyObject_IsTrue(value);
Py_DECREF(value);
if (err < 0) goto pop_1_error;
if (err == 0) {
res = Py_True;
}
else {
res = Py_False;
}
Py_INCREF(res);
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(UNARY_INVERT) {
PyObject *value = stack_pointer[-1];
PyObject *res;
res = PyNumber_Invert(value);
Py_DECREF(value);
if (res == NULL) goto pop_1_error;
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(BINARY_OP_MULTIPLY_INT) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *prod;
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyLong_CheckExact(left), BINARY_OP);
DEOPT_IF(!PyLong_CheckExact(right), BINARY_OP);
STAT_INC(BINARY_OP, hit);
prod = _PyLong_Multiply((PyLongObject *)left, (PyLongObject *)right);
_Py_DECREF_SPECIALIZED(right, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left, (destructor)PyObject_Free);
if (prod == NULL) goto pop_2_error;
STACK_SHRINK(1);
stack_pointer[-1] = prod;
next_instr += 1;
DISPATCH();
}
TARGET(BINARY_OP_MULTIPLY_FLOAT) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *prod;
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyFloat_CheckExact(left), BINARY_OP);
DEOPT_IF(!PyFloat_CheckExact(right), BINARY_OP);
STAT_INC(BINARY_OP, hit);
double dprod = ((PyFloatObject *)left)->ob_fval *
((PyFloatObject *)right)->ob_fval;
DECREF_INPUTS_AND_REUSE_FLOAT(left, right, dprod, prod);
STACK_SHRINK(1);
stack_pointer[-1] = prod;
next_instr += 1;
DISPATCH();
}
TARGET(BINARY_OP_SUBTRACT_INT) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *sub;
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyLong_CheckExact(left), BINARY_OP);
DEOPT_IF(!PyLong_CheckExact(right), BINARY_OP);
STAT_INC(BINARY_OP, hit);
sub = _PyLong_Subtract((PyLongObject *)left, (PyLongObject *)right);
_Py_DECREF_SPECIALIZED(right, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left, (destructor)PyObject_Free);
if (sub == NULL) goto pop_2_error;
STACK_SHRINK(1);
stack_pointer[-1] = sub;
next_instr += 1;
DISPATCH();
}
TARGET(BINARY_OP_SUBTRACT_FLOAT) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *sub;
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyFloat_CheckExact(left), BINARY_OP);
DEOPT_IF(!PyFloat_CheckExact(right), BINARY_OP);
STAT_INC(BINARY_OP, hit);
double dsub = ((PyFloatObject *)left)->ob_fval - ((PyFloatObject *)right)->ob_fval;
DECREF_INPUTS_AND_REUSE_FLOAT(left, right, dsub, sub);
STACK_SHRINK(1);
stack_pointer[-1] = sub;
next_instr += 1;
DISPATCH();
}
TARGET(BINARY_OP_ADD_UNICODE) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *res;
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyUnicode_CheckExact(left), BINARY_OP);
DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP);
STAT_INC(BINARY_OP, hit);
res = PyUnicode_Concat(left, right);
_Py_DECREF_SPECIALIZED(left, _PyUnicode_ExactDealloc);
_Py_DECREF_SPECIALIZED(right, _PyUnicode_ExactDealloc);
if (res == NULL) goto pop_2_error;
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 1;
DISPATCH();
}
TARGET(BINARY_OP_INPLACE_ADD_UNICODE) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyUnicode_CheckExact(left), BINARY_OP);
DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP);
_Py_CODEUNIT true_next = next_instr[INLINE_CACHE_ENTRIES_BINARY_OP];
assert(true_next.op.code == STORE_FAST ||
true_next.op.code == STORE_FAST__LOAD_FAST);
PyObject **target_local = &GETLOCAL(true_next.op.arg);
DEOPT_IF(*target_local != left, BINARY_OP);
STAT_INC(BINARY_OP, hit);
/* Handle `left = left + right` or `left += right` for str.
*
* When possible, extend `left` in place rather than
* allocating a new PyUnicodeObject. This attempts to avoid
* quadratic behavior when one neglects to use str.join().
*
* If `left` has only two references remaining (one from
* the stack, one in the locals), DECREFing `left` leaves
* only the locals reference, so PyUnicode_Append knows
* that the string is safe to mutate.
*/
assert(Py_REFCNT(left) >= 2);
_Py_DECREF_NO_DEALLOC(left);
PyUnicode_Append(target_local, right);
_Py_DECREF_SPECIALIZED(right, _PyUnicode_ExactDealloc);
if (*target_local == NULL) goto pop_2_error;
// The STORE_FAST is already done.
JUMPBY(INLINE_CACHE_ENTRIES_BINARY_OP + 1);
STACK_SHRINK(2);
DISPATCH();
}
TARGET(BINARY_OP_ADD_FLOAT) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *sum;
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyFloat_CheckExact(left), BINARY_OP);
DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP);
STAT_INC(BINARY_OP, hit);
double dsum = ((PyFloatObject *)left)->ob_fval +
((PyFloatObject *)right)->ob_fval;
DECREF_INPUTS_AND_REUSE_FLOAT(left, right, dsum, sum);
STACK_SHRINK(1);
stack_pointer[-1] = sum;
next_instr += 1;
DISPATCH();
}
TARGET(BINARY_OP_ADD_INT) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *sum;
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyLong_CheckExact(left), BINARY_OP);
DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP);
STAT_INC(BINARY_OP, hit);
sum = _PyLong_Add((PyLongObject *)left, (PyLongObject *)right);
_Py_DECREF_SPECIALIZED(right, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left, (destructor)PyObject_Free);
if (sum == NULL) goto pop_2_error;
STACK_SHRINK(1);
stack_pointer[-1] = sum;
next_instr += 1;
DISPATCH();
}
TARGET(BINARY_SUBSCR) {
PREDICTED(BINARY_SUBSCR);
static_assert(INLINE_CACHE_ENTRIES_BINARY_SUBSCR == 4, "incorrect cache size");
PyObject *sub = stack_pointer[-1];
PyObject *container = stack_pointer[-2];
PyObject *res;
#if ENABLE_SPECIALIZATION
_PyBinarySubscrCache *cache = (_PyBinarySubscrCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
assert(cframe.use_tracing == 0);
next_instr--;
_Py_Specialize_BinarySubscr(container, sub, next_instr);
DISPATCH_SAME_OPARG();
}
STAT_INC(BINARY_SUBSCR, deferred);
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#endif /* ENABLE_SPECIALIZATION */
res = PyObject_GetItem(container, sub);
Py_DECREF(container);
Py_DECREF(sub);
if (res == NULL) goto pop_2_error;
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
DISPATCH();
}
TARGET(BINARY_SLICE) {
PyObject *stop = stack_pointer[-1];
PyObject *start = stack_pointer[-2];
PyObject *container = stack_pointer[-3];
PyObject *res;
PyObject *slice = _PyBuildSlice_ConsumeRefs(start, stop);
// Can't use ERROR_IF() here, because we haven't
// DECREF'ed container yet, and we still own slice.
if (slice == NULL) {
res = NULL;
}
else {
res = PyObject_GetItem(container, slice);
Py_DECREF(slice);
}
Py_DECREF(container);
if (res == NULL) goto pop_3_error;
STACK_SHRINK(2);
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(STORE_SLICE) {
PyObject *stop = stack_pointer[-1];
PyObject *start = stack_pointer[-2];
PyObject *container = stack_pointer[-3];
PyObject *v = stack_pointer[-4];
PyObject *slice = _PyBuildSlice_ConsumeRefs(start, stop);
int err;
if (slice == NULL) {
err = 1;
}
else {
err = PyObject_SetItem(container, slice, v);
Py_DECREF(slice);
}
Py_DECREF(v);
Py_DECREF(container);
if (err) goto pop_4_error;
STACK_SHRINK(4);
DISPATCH();
}
TARGET(BINARY_SUBSCR_LIST_INT) {
PyObject *sub = stack_pointer[-1];
PyObject *list = stack_pointer[-2];
PyObject *res;
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyLong_CheckExact(sub), BINARY_SUBSCR);
DEOPT_IF(!PyList_CheckExact(list), BINARY_SUBSCR);
// Deopt unless 0 <= sub < PyList_Size(list)
DEOPT_IF(!_PyLong_IsPositiveSingleDigit(sub), BINARY_SUBSCR);
assert(((PyLongObject *)_PyLong_GetZero())->long_value.ob_digit[0] == 0);
Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0];
DEOPT_IF(index >= PyList_GET_SIZE(list), BINARY_SUBSCR);
STAT_INC(BINARY_SUBSCR, hit);
res = PyList_GET_ITEM(list, index);
assert(res != NULL);
Py_INCREF(res);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
Py_DECREF(list);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
DISPATCH();
}
TARGET(BINARY_SUBSCR_TUPLE_INT) {
PyObject *sub = stack_pointer[-1];
PyObject *tuple = stack_pointer[-2];
PyObject *res;
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyLong_CheckExact(sub), BINARY_SUBSCR);
DEOPT_IF(!PyTuple_CheckExact(tuple), BINARY_SUBSCR);
// Deopt unless 0 <= sub < PyTuple_Size(list)
DEOPT_IF(!_PyLong_IsPositiveSingleDigit(sub), BINARY_SUBSCR);
assert(((PyLongObject *)_PyLong_GetZero())->long_value.ob_digit[0] == 0);
Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0];
DEOPT_IF(index >= PyTuple_GET_SIZE(tuple), BINARY_SUBSCR);
STAT_INC(BINARY_SUBSCR, hit);
res = PyTuple_GET_ITEM(tuple, index);
assert(res != NULL);
Py_INCREF(res);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
Py_DECREF(tuple);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
DISPATCH();
}
TARGET(BINARY_SUBSCR_DICT) {
PyObject *sub = stack_pointer[-1];
PyObject *dict = stack_pointer[-2];
PyObject *res;
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyDict_CheckExact(dict), BINARY_SUBSCR);
STAT_INC(BINARY_SUBSCR, hit);
res = PyDict_GetItemWithError(dict, sub);
if (res == NULL) {
if (!_PyErr_Occurred(tstate)) {
_PyErr_SetKeyError(sub);
}
Py_DECREF(dict);
Py_DECREF(sub);
if (true) goto pop_2_error;
}
Py_INCREF(res); // Do this before DECREF'ing dict, sub
Py_DECREF(dict);
Py_DECREF(sub);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
DISPATCH();
}
TARGET(BINARY_SUBSCR_GETITEM) {
PyObject *sub = stack_pointer[-1];
PyObject *container = stack_pointer[-2];
uint32_t type_version = read_u32(&next_instr[1].cache);
uint16_t func_version = read_u16(&next_instr[3].cache);
PyTypeObject *tp = Py_TYPE(container);
DEOPT_IF(tp->tp_version_tag != type_version, BINARY_SUBSCR);
assert(tp->tp_flags & Py_TPFLAGS_HEAPTYPE);
PyObject *cached = ((PyHeapTypeObject *)tp)->_spec_cache.getitem;
assert(PyFunction_Check(cached));
PyFunctionObject *getitem = (PyFunctionObject *)cached;
DEOPT_IF(getitem->func_version != func_version, BINARY_SUBSCR);
PyCodeObject *code = (PyCodeObject *)getitem->func_code;
assert(code->co_argcount == 2);
DEOPT_IF(!_PyThreadState_HasStackSpace(tstate, code->co_framesize), BINARY_SUBSCR);
STAT_INC(BINARY_SUBSCR, hit);
Py_INCREF(getitem);
_PyInterpreterFrame *new_frame = _PyFrame_PushUnchecked(tstate, getitem, 2);
STACK_SHRINK(2);
new_frame->localsplus[0] = container;
new_frame->localsplus[1] = sub;
JUMPBY(INLINE_CACHE_ENTRIES_BINARY_SUBSCR);
DISPATCH_INLINED(new_frame);
}
TARGET(LIST_APPEND) {
PyObject *v = stack_pointer[-1];
PyObject *list = stack_pointer[-(2 + (oparg-1))];
if (_PyList_AppendTakeRef((PyListObject *)list, v) < 0) goto pop_1_error;
STACK_SHRINK(1);
PREDICT(JUMP_BACKWARD);
DISPATCH();
}
TARGET(SET_ADD) {
PyObject *v = stack_pointer[-1];
PyObject *set = stack_pointer[-(2 + (oparg-1))];
int err = PySet_Add(set, v);
Py_DECREF(v);
if (err) goto pop_1_error;
STACK_SHRINK(1);
PREDICT(JUMP_BACKWARD);
DISPATCH();
}
TARGET(STORE_SUBSCR) {
PREDICTED(STORE_SUBSCR);
static_assert(INLINE_CACHE_ENTRIES_STORE_SUBSCR == 1, "incorrect cache size");
PyObject *sub = stack_pointer[-1];
PyObject *container = stack_pointer[-2];
PyObject *v = stack_pointer[-3];
uint16_t counter = read_u16(&next_instr[0].cache);
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_IS_ZERO(counter)) {
assert(cframe.use_tracing == 0);
next_instr--;
_Py_Specialize_StoreSubscr(container, sub, next_instr);
DISPATCH_SAME_OPARG();
}
STAT_INC(STORE_SUBSCR, deferred);
_PyStoreSubscrCache *cache = (_PyStoreSubscrCache *)next_instr;
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#else
(void)counter; // Unused.
#endif /* ENABLE_SPECIALIZATION */
/* container[sub] = v */
int err = PyObject_SetItem(container, sub, v);
Py_DECREF(v);
Py_DECREF(container);
Py_DECREF(sub);
if (err) goto pop_3_error;
STACK_SHRINK(3);
next_instr += 1;
DISPATCH();
}
TARGET(STORE_SUBSCR_LIST_INT) {
PyObject *sub = stack_pointer[-1];
PyObject *list = stack_pointer[-2];
PyObject *value = stack_pointer[-3];
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyLong_CheckExact(sub), STORE_SUBSCR);
DEOPT_IF(!PyList_CheckExact(list), STORE_SUBSCR);
// Ensure nonnegative, zero-or-one-digit ints.
DEOPT_IF(!_PyLong_IsPositiveSingleDigit(sub), STORE_SUBSCR);
Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0];
// Ensure index < len(list)
DEOPT_IF(index >= PyList_GET_SIZE(list), STORE_SUBSCR);
STAT_INC(STORE_SUBSCR, hit);
PyObject *old_value = PyList_GET_ITEM(list, index);
PyList_SET_ITEM(list, index, value);
assert(old_value != NULL);
Py_DECREF(old_value);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
Py_DECREF(list);
STACK_SHRINK(3);
next_instr += 1;
DISPATCH();
}
TARGET(STORE_SUBSCR_DICT) {
PyObject *sub = stack_pointer[-1];
PyObject *dict = stack_pointer[-2];
PyObject *value = stack_pointer[-3];
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyDict_CheckExact(dict), STORE_SUBSCR);
STAT_INC(STORE_SUBSCR, hit);
int err = _PyDict_SetItem_Take2((PyDictObject *)dict, sub, value);
Py_DECREF(dict);
if (err) goto pop_3_error;
STACK_SHRINK(3);
next_instr += 1;
DISPATCH();
}
TARGET(DELETE_SUBSCR) {
PyObject *sub = stack_pointer[-1];
PyObject *container = stack_pointer[-2];
/* del container[sub] */
int err = PyObject_DelItem(container, sub);
Py_DECREF(container);
Py_DECREF(sub);
if (err) goto pop_2_error;
STACK_SHRINK(2);
DISPATCH();
}
TARGET(CALL_INTRINSIC_1) {
PyObject *value = stack_pointer[-1];
PyObject *res;
assert(oparg <= MAX_INTRINSIC_1);
res = _PyIntrinsics_UnaryFunctions[oparg](tstate, value);
Py_DECREF(value);
if (res == NULL) goto pop_1_error;
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(CALL_INTRINSIC_2) {
PyObject *value1 = stack_pointer[-1];
PyObject *value2 = stack_pointer[-2];
PyObject *res;
assert(oparg <= MAX_INTRINSIC_2);
res = _PyIntrinsics_BinaryFunctions[oparg](tstate, value2, value1);
Py_DECREF(value2);
Py_DECREF(value1);
if (res == NULL) goto pop_2_error;
STACK_SHRINK(1);
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(RAISE_VARARGS) {
PyObject **args = (stack_pointer - oparg);
PyObject *cause = NULL, *exc = NULL;
switch (oparg) {
case 2:
cause = args[1];
/* fall through */
case 1:
exc = args[0];
/* fall through */
case 0:
if (do_raise(tstate, exc, cause)) { STACK_SHRINK(oparg); goto exception_unwind; }
break;
default:
_PyErr_SetString(tstate, PyExc_SystemError,
"bad RAISE_VARARGS oparg");
break;
}
if (true) { STACK_SHRINK(oparg); goto error; }
}
TARGET(INTERPRETER_EXIT) {
PyObject *retval = stack_pointer[-1];
assert(frame == &entry_frame);
assert(_PyFrame_IsIncomplete(frame));
STACK_SHRINK(1); // Since we're not going to DISPATCH()
assert(EMPTY());
/* Restore previous cframe and return. */
tstate->cframe = cframe.previous;
tstate->cframe->use_tracing = cframe.use_tracing;
assert(tstate->cframe->current_frame == frame->previous);
assert(!_PyErr_Occurred(tstate));
_Py_LeaveRecursiveCallTstate(tstate);
return retval;
}
TARGET(RETURN_VALUE) {
PyObject *retval = stack_pointer[-1];
STACK_SHRINK(1);
assert(EMPTY());
_PyFrame_SetStackPointer(frame, stack_pointer);
TRACE_FUNCTION_EXIT();
DTRACE_FUNCTION_EXIT();
_Py_LeaveRecursiveCallPy(tstate);
assert(frame != &entry_frame);
// GH-99729: We need to unlink the frame *before* clearing it:
_PyInterpreterFrame *dying = frame;
frame = cframe.current_frame = dying->previous;
_PyEvalFrameClearAndPop(tstate, dying);
_PyFrame_StackPush(frame, retval);
goto resume_frame;
}
TARGET(RETURN_CONST) {
PyObject *retval = GETITEM(frame->f_code->co_consts, oparg);
Py_INCREF(retval);
assert(EMPTY());
_PyFrame_SetStackPointer(frame, stack_pointer);
TRACE_FUNCTION_EXIT();
DTRACE_FUNCTION_EXIT();
_Py_LeaveRecursiveCallPy(tstate);
assert(frame != &entry_frame);
// GH-99729: We need to unlink the frame *before* clearing it:
_PyInterpreterFrame *dying = frame;
frame = cframe.current_frame = dying->previous;
_PyEvalFrameClearAndPop(tstate, dying);
_PyFrame_StackPush(frame, retval);
goto resume_frame;
}
TARGET(GET_AITER) {
PyObject *obj = stack_pointer[-1];
PyObject *iter;
unaryfunc getter = NULL;
PyTypeObject *type = Py_TYPE(obj);
if (type->tp_as_async != NULL) {
getter = type->tp_as_async->am_aiter;
}
if (getter == NULL) {
_PyErr_Format(tstate, PyExc_TypeError,
"'async for' requires an object with "
"__aiter__ method, got %.100s",
type->tp_name);
Py_DECREF(obj);
if (true) goto pop_1_error;
}
iter = (*getter)(obj);
Py_DECREF(obj);
if (iter == NULL) goto pop_1_error;
if (Py_TYPE(iter)->tp_as_async == NULL ||
Py_TYPE(iter)->tp_as_async->am_anext == NULL) {
_PyErr_Format(tstate, PyExc_TypeError,
"'async for' received an object from __aiter__ "
"that does not implement __anext__: %.100s",
Py_TYPE(iter)->tp_name);
Py_DECREF(iter);
if (true) goto pop_1_error;
}
stack_pointer[-1] = iter;
DISPATCH();
}
TARGET(GET_ANEXT) {
PyObject *aiter = stack_pointer[-1];
PyObject *awaitable;
unaryfunc getter = NULL;
PyObject *next_iter = NULL;
PyTypeObject *type = Py_TYPE(aiter);
if (PyAsyncGen_CheckExact(aiter)) {
awaitable = type->tp_as_async->am_anext(aiter);
if (awaitable == NULL) {
goto error;
}
} else {
if (type->tp_as_async != NULL){
getter = type->tp_as_async->am_anext;
}
if (getter != NULL) {
next_iter = (*getter)(aiter);
if (next_iter == NULL) {
goto error;
}
}
else {
_PyErr_Format(tstate, PyExc_TypeError,
"'async for' requires an iterator with "
"__anext__ method, got %.100s",
type->tp_name);
goto error;
}
awaitable = _PyCoro_GetAwaitableIter(next_iter);
if (awaitable == NULL) {
_PyErr_FormatFromCause(
PyExc_TypeError,
"'async for' received an invalid object "
"from __anext__: %.100s",
Py_TYPE(next_iter)->tp_name);
Py_DECREF(next_iter);
goto error;
} else {
Py_DECREF(next_iter);
}
}
STACK_GROW(1);
stack_pointer[-1] = awaitable;
PREDICT(LOAD_CONST);
DISPATCH();
}
TARGET(GET_AWAITABLE) {
PREDICTED(GET_AWAITABLE);
PyObject *iterable = stack_pointer[-1];
PyObject *iter;
iter = _PyCoro_GetAwaitableIter(iterable);
if (iter == NULL) {
format_awaitable_error(tstate, Py_TYPE(iterable), oparg);
}
Py_DECREF(iterable);
if (iter != NULL && PyCoro_CheckExact(iter)) {
PyObject *yf = _PyGen_yf((PyGenObject*)iter);
if (yf != NULL) {
/* `iter` is a coroutine object that is being
awaited, `yf` is a pointer to the current awaitable
being awaited on. */
Py_DECREF(yf);
Py_CLEAR(iter);
_PyErr_SetString(tstate, PyExc_RuntimeError,
"coroutine is being awaited already");
/* The code below jumps to `error` if `iter` is NULL. */
}
}
if (iter == NULL) goto pop_1_error;
stack_pointer[-1] = iter;
PREDICT(LOAD_CONST);
DISPATCH();
}
TARGET(SEND) {
PREDICTED(SEND);
PyObject *v = stack_pointer[-1];
PyObject *receiver = stack_pointer[-2];
PyObject *retval;
#if ENABLE_SPECIALIZATION
_PySendCache *cache = (_PySendCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
assert(cframe.use_tracing == 0);
next_instr--;
_Py_Specialize_Send(receiver, next_instr);
DISPATCH_SAME_OPARG();
}
STAT_INC(SEND, deferred);
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#endif /* ENABLE_SPECIALIZATION */
assert(frame != &entry_frame);
if (Py_IsNone(v) && PyIter_Check(receiver)) {
retval = Py_TYPE(receiver)->tp_iternext(receiver);
}
else {
retval = PyObject_CallMethodOneArg(receiver, &_Py_ID(send), v);
}
if (retval == NULL) {
if (tstate->c_tracefunc != NULL
&& _PyErr_ExceptionMatches(tstate, PyExc_StopIteration))
call_exc_trace(tstate->c_tracefunc, tstate->c_traceobj, tstate, frame);
if (_PyGen_FetchStopIterationValue(&retval) == 0) {
assert(retval != NULL);
JUMPBY(oparg);
}
else {
assert(retval == NULL);
goto error;
}
}
else {
assert(retval != NULL);
}
Py_DECREF(v);
stack_pointer[-1] = retval;
next_instr += 1;
DISPATCH();
}
TARGET(SEND_GEN) {
PyObject *v = stack_pointer[-1];
PyObject *receiver = stack_pointer[-2];
assert(cframe.use_tracing == 0);
PyGenObject *gen = (PyGenObject *)receiver;
DEOPT_IF(Py_TYPE(gen) != &PyGen_Type &&
Py_TYPE(gen) != &PyCoro_Type, SEND);
DEOPT_IF(gen->gi_frame_state >= FRAME_EXECUTING, SEND);
STAT_INC(SEND, hit);
_PyInterpreterFrame *gen_frame = (_PyInterpreterFrame *)gen->gi_iframe;
frame->yield_offset = oparg;
STACK_SHRINK(1);
_PyFrame_StackPush(gen_frame, v);
gen->gi_frame_state = FRAME_EXECUTING;
gen->gi_exc_state.previous_item = tstate->exc_info;
tstate->exc_info = &gen->gi_exc_state;
JUMPBY(INLINE_CACHE_ENTRIES_SEND + oparg);
DISPATCH_INLINED(gen_frame);
}
TARGET(YIELD_VALUE) {
PyObject *retval = stack_pointer[-1];
// NOTE: It's important that YIELD_VALUE never raises an exception!
// The compiler treats any exception raised here as a failed close()
// or throw() call.
assert(frame != &entry_frame);
PyGenObject *gen = _PyFrame_GetGenerator(frame);
gen->gi_frame_state = FRAME_SUSPENDED;
_PyFrame_SetStackPointer(frame, stack_pointer - 1);
TRACE_FUNCTION_EXIT();
DTRACE_FUNCTION_EXIT();
tstate->exc_info = gen->gi_exc_state.previous_item;
gen->gi_exc_state.previous_item = NULL;
_Py_LeaveRecursiveCallPy(tstate);
_PyInterpreterFrame *gen_frame = frame;
frame = cframe.current_frame = frame->previous;
gen_frame->previous = NULL;
frame->prev_instr -= frame->yield_offset;
_PyFrame_StackPush(frame, retval);
goto resume_frame;
}
TARGET(POP_EXCEPT) {
PyObject *exc_value = stack_pointer[-1];
_PyErr_StackItem *exc_info = tstate->exc_info;
Py_XSETREF(exc_info->exc_value, exc_value);
STACK_SHRINK(1);
DISPATCH();
}
TARGET(RERAISE) {
PyObject *exc = stack_pointer[-1];
PyObject **values = (stack_pointer - (1 + oparg));
assert(oparg >= 0 && oparg <= 2);
if (oparg) {
PyObject *lasti = values[0];
if (PyLong_Check(lasti)) {
frame->prev_instr = _PyCode_CODE(frame->f_code) + PyLong_AsLong(lasti);
assert(!_PyErr_Occurred(tstate));
}
else {
assert(PyLong_Check(lasti));
_PyErr_SetString(tstate, PyExc_SystemError, "lasti is not an int");
goto error;
}
}
assert(exc && PyExceptionInstance_Check(exc));
Py_INCREF(exc);
PyObject *typ = Py_NewRef(PyExceptionInstance_Class(exc));
PyObject *tb = PyException_GetTraceback(exc);
_PyErr_Restore(tstate, typ, exc, tb);
goto exception_unwind;
}
TARGET(END_ASYNC_FOR) {
PyObject *exc = stack_pointer[-1];
PyObject *awaitable = stack_pointer[-2];
assert(exc && PyExceptionInstance_Check(exc));
if (PyErr_GivenExceptionMatches(exc, PyExc_StopAsyncIteration)) {
Py_DECREF(awaitable);
Py_DECREF(exc);
}
else {
Py_INCREF(exc);
PyObject *typ = Py_NewRef(PyExceptionInstance_Class(exc));
PyObject *tb = PyException_GetTraceback(exc);
_PyErr_Restore(tstate, typ, exc, tb);
goto exception_unwind;
}
STACK_SHRINK(2);
DISPATCH();
}
TARGET(CLEANUP_THROW) {
PyObject *exc_value = stack_pointer[-1];
PyObject *last_sent_val = stack_pointer[-2];
PyObject *sub_iter = stack_pointer[-3];
PyObject *none;
PyObject *value;
assert(throwflag);
assert(exc_value && PyExceptionInstance_Check(exc_value));
if (PyErr_GivenExceptionMatches(exc_value, PyExc_StopIteration)) {
value = Py_NewRef(((PyStopIterationObject *)exc_value)->value);
Py_DECREF(sub_iter);
Py_DECREF(last_sent_val);
Py_DECREF(exc_value);
none = Py_NewRef(Py_None);
}
else {
_PyErr_SetRaisedException(tstate, Py_NewRef(exc_value));
goto exception_unwind;
}
STACK_SHRINK(1);
stack_pointer[-1] = value;
stack_pointer[-2] = none;
DISPATCH();
}
TARGET(LOAD_ASSERTION_ERROR) {
PyObject *value;
value = Py_NewRef(PyExc_AssertionError);
STACK_GROW(1);
stack_pointer[-1] = value;
DISPATCH();
}
TARGET(LOAD_BUILD_CLASS) {
PyObject *bc;
if (PyDict_CheckExact(BUILTINS())) {
bc = _PyDict_GetItemWithError(BUILTINS(),
&_Py_ID(__build_class__));
if (bc == NULL) {
if (!_PyErr_Occurred(tstate)) {
_PyErr_SetString(tstate, PyExc_NameError,
"__build_class__ not found");
}
if (true) goto error;
}
Py_INCREF(bc);
}
else {
bc = PyObject_GetItem(BUILTINS(), &_Py_ID(__build_class__));
if (bc == NULL) {
if (_PyErr_ExceptionMatches(tstate, PyExc_KeyError))
_PyErr_SetString(tstate, PyExc_NameError,
"__build_class__ not found");
if (true) goto error;
}
}
STACK_GROW(1);
stack_pointer[-1] = bc;
DISPATCH();
}
TARGET(STORE_NAME) {
PyObject *v = stack_pointer[-1];
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
PyObject *ns = LOCALS();
int err;
if (ns == NULL) {
_PyErr_Format(tstate, PyExc_SystemError,
"no locals found when storing %R", name);
Py_DECREF(v);
if (true) goto pop_1_error;
}
if (PyDict_CheckExact(ns))
err = PyDict_SetItem(ns, name, v);
else
err = PyObject_SetItem(ns, name, v);
Py_DECREF(v);
if (err) goto pop_1_error;
STACK_SHRINK(1);
DISPATCH();
}
TARGET(DELETE_NAME) {
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
PyObject *ns = LOCALS();
int err;
if (ns == NULL) {
_PyErr_Format(tstate, PyExc_SystemError,
"no locals when deleting %R", name);
goto error;
}
err = PyObject_DelItem(ns, name);
// Can't use ERROR_IF here.
if (err != 0) {
format_exc_check_arg(tstate, PyExc_NameError,
NAME_ERROR_MSG,
name);
goto error;
}
DISPATCH();
}
TARGET(UNPACK_SEQUENCE) {
PREDICTED(UNPACK_SEQUENCE);
static_assert(INLINE_CACHE_ENTRIES_UNPACK_SEQUENCE == 1, "incorrect cache size");
PyObject *seq = stack_pointer[-1];
#if ENABLE_SPECIALIZATION
_PyUnpackSequenceCache *cache = (_PyUnpackSequenceCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
assert(cframe.use_tracing == 0);
next_instr--;
_Py_Specialize_UnpackSequence(seq, next_instr, oparg);
DISPATCH_SAME_OPARG();
}
STAT_INC(UNPACK_SEQUENCE, deferred);
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#endif /* ENABLE_SPECIALIZATION */
PyObject **top = stack_pointer + oparg - 1;
int res = unpack_iterable(tstate, seq, oparg, -1, top);
Py_DECREF(seq);
if (res == 0) goto pop_1_error;
STACK_SHRINK(1);
STACK_GROW(oparg);
next_instr += 1;
DISPATCH();
}
TARGET(UNPACK_SEQUENCE_TWO_TUPLE) {
PyObject *seq = stack_pointer[-1];
PyObject **values = stack_pointer - (1);
DEOPT_IF(!PyTuple_CheckExact(seq), UNPACK_SEQUENCE);
DEOPT_IF(PyTuple_GET_SIZE(seq) != 2, UNPACK_SEQUENCE);
assert(oparg == 2);
STAT_INC(UNPACK_SEQUENCE, hit);
values[0] = Py_NewRef(PyTuple_GET_ITEM(seq, 1));
values[1] = Py_NewRef(PyTuple_GET_ITEM(seq, 0));
Py_DECREF(seq);
STACK_SHRINK(1);
STACK_GROW(oparg);
next_instr += 1;
DISPATCH();
}
TARGET(UNPACK_SEQUENCE_TUPLE) {
PyObject *seq = stack_pointer[-1];
PyObject **values = stack_pointer - (1);
DEOPT_IF(!PyTuple_CheckExact(seq), UNPACK_SEQUENCE);
DEOPT_IF(PyTuple_GET_SIZE(seq) != oparg, UNPACK_SEQUENCE);
STAT_INC(UNPACK_SEQUENCE, hit);
PyObject **items = _PyTuple_ITEMS(seq);
for (int i = oparg; --i >= 0; ) {
*values++ = Py_NewRef(items[i]);
}
Py_DECREF(seq);
STACK_SHRINK(1);
STACK_GROW(oparg);
next_instr += 1;
DISPATCH();
}
TARGET(UNPACK_SEQUENCE_LIST) {
PyObject *seq = stack_pointer[-1];
PyObject **values = stack_pointer - (1);
DEOPT_IF(!PyList_CheckExact(seq), UNPACK_SEQUENCE);
DEOPT_IF(PyList_GET_SIZE(seq) != oparg, UNPACK_SEQUENCE);
STAT_INC(UNPACK_SEQUENCE, hit);
PyObject **items = _PyList_ITEMS(seq);
for (int i = oparg; --i >= 0; ) {
*values++ = Py_NewRef(items[i]);
}
Py_DECREF(seq);
STACK_SHRINK(1);
STACK_GROW(oparg);
next_instr += 1;
DISPATCH();
}
TARGET(UNPACK_EX) {
PyObject *seq = stack_pointer[-1];
int totalargs = 1 + (oparg & 0xFF) + (oparg >> 8);
PyObject **top = stack_pointer + totalargs - 1;
int res = unpack_iterable(tstate, seq, oparg & 0xFF, oparg >> 8, top);
Py_DECREF(seq);
if (res == 0) goto pop_1_error;
STACK_GROW((oparg & 0xFF) + (oparg >> 8));
DISPATCH();
}
TARGET(STORE_ATTR) {
PREDICTED(STORE_ATTR);
static_assert(INLINE_CACHE_ENTRIES_STORE_ATTR == 4, "incorrect cache size");
PyObject *owner = stack_pointer[-1];
PyObject *v = stack_pointer[-2];
uint16_t counter = read_u16(&next_instr[0].cache);
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_IS_ZERO(counter)) {
assert(cframe.use_tracing == 0);
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
next_instr--;
_Py_Specialize_StoreAttr(owner, next_instr, name);
DISPATCH_SAME_OPARG();
}
STAT_INC(STORE_ATTR, deferred);
_PyAttrCache *cache = (_PyAttrCache *)next_instr;
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#else
(void)counter; // Unused.
#endif /* ENABLE_SPECIALIZATION */
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
int err = PyObject_SetAttr(owner, name, v);
Py_DECREF(v);
Py_DECREF(owner);
if (err) goto pop_2_error;
STACK_SHRINK(2);
next_instr += 4;
DISPATCH();
}
TARGET(DELETE_ATTR) {
PyObject *owner = stack_pointer[-1];
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
int err = PyObject_SetAttr(owner, name, (PyObject *)NULL);
Py_DECREF(owner);
if (err) goto pop_1_error;
STACK_SHRINK(1);
DISPATCH();
}
TARGET(STORE_GLOBAL) {
PyObject *v = stack_pointer[-1];
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
int err = PyDict_SetItem(GLOBALS(), name, v);
Py_DECREF(v);
if (err) goto pop_1_error;
STACK_SHRINK(1);
DISPATCH();
}
TARGET(DELETE_GLOBAL) {
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
int err;
err = PyDict_DelItem(GLOBALS(), name);
// Can't use ERROR_IF here.
if (err != 0) {
if (_PyErr_ExceptionMatches(tstate, PyExc_KeyError)) {
format_exc_check_arg(tstate, PyExc_NameError,
NAME_ERROR_MSG, name);
}
goto error;
}
DISPATCH();
}
TARGET(LOAD_NAME) {
PyObject *v;
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
PyObject *locals = LOCALS();
if (locals == NULL) {
_PyErr_Format(tstate, PyExc_SystemError,
"no locals when loading %R", name);
goto error;
}
if (PyDict_CheckExact(locals)) {
v = PyDict_GetItemWithError(locals, name);
if (v != NULL) {
Py_INCREF(v);
}
else if (_PyErr_Occurred(tstate)) {
goto error;
}
}
else {
v = PyObject_GetItem(locals, name);
if (v == NULL) {
if (!_PyErr_ExceptionMatches(tstate, PyExc_KeyError))
goto error;
_PyErr_Clear(tstate);
}
}
if (v == NULL) {
v = PyDict_GetItemWithError(GLOBALS(), name);
if (v != NULL) {
Py_INCREF(v);
}
else if (_PyErr_Occurred(tstate)) {
goto error;
}
else {
if (PyDict_CheckExact(BUILTINS())) {
v = PyDict_GetItemWithError(BUILTINS(), name);
if (v == NULL) {
if (!_PyErr_Occurred(tstate)) {
format_exc_check_arg(
tstate, PyExc_NameError,
NAME_ERROR_MSG, name);
}
goto error;
}
Py_INCREF(v);
}
else {
v = PyObject_GetItem(BUILTINS(), name);
if (v == NULL) {
if (_PyErr_ExceptionMatches(tstate, PyExc_KeyError)) {
format_exc_check_arg(
tstate, PyExc_NameError,
NAME_ERROR_MSG, name);
}
goto error;
}
}
}
}
STACK_GROW(1);
stack_pointer[-1] = v;
DISPATCH();
}
TARGET(LOAD_GLOBAL) {
PREDICTED(LOAD_GLOBAL);
static_assert(INLINE_CACHE_ENTRIES_LOAD_GLOBAL == 4, "incorrect cache size");
PyObject *null = NULL;
PyObject *v;
#if ENABLE_SPECIALIZATION
_PyLoadGlobalCache *cache = (_PyLoadGlobalCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
assert(cframe.use_tracing == 0);
PyObject *name = GETITEM(frame->f_code->co_names, oparg>>1);
next_instr--;
_Py_Specialize_LoadGlobal(GLOBALS(), BUILTINS(), next_instr, name);
DISPATCH_SAME_OPARG();
}
STAT_INC(LOAD_GLOBAL, deferred);
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#endif /* ENABLE_SPECIALIZATION */
PyObject *name = GETITEM(frame->f_code->co_names, oparg>>1);
if (PyDict_CheckExact(GLOBALS())
&& PyDict_CheckExact(BUILTINS()))
{
v = _PyDict_LoadGlobal((PyDictObject *)GLOBALS(),
(PyDictObject *)BUILTINS(),
name);
if (v == NULL) {
if (!_PyErr_Occurred(tstate)) {
/* _PyDict_LoadGlobal() returns NULL without raising
* an exception if the key doesn't exist */
format_exc_check_arg(tstate, PyExc_NameError,
NAME_ERROR_MSG, name);
}
if (true) goto error;
}
Py_INCREF(v);
}
else {
/* Slow-path if globals or builtins is not a dict */
/* namespace 1: globals */
v = PyObject_GetItem(GLOBALS(), name);
if (v == NULL) {
if (!_PyErr_ExceptionMatches(tstate, PyExc_KeyError)) goto error;
_PyErr_Clear(tstate);
/* namespace 2: builtins */
v = PyObject_GetItem(BUILTINS(), name);
if (v == NULL) {
if (_PyErr_ExceptionMatches(tstate, PyExc_KeyError)) {
format_exc_check_arg(
tstate, PyExc_NameError,
NAME_ERROR_MSG, name);
}
if (true) goto error;
}
}
}
null = NULL;
STACK_GROW(1);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = v;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = null; }
next_instr += 4;
DISPATCH();
}
TARGET(LOAD_GLOBAL_MODULE) {
PyObject *null = NULL;
PyObject *res;
uint16_t index = read_u16(&next_instr[1].cache);
uint16_t version = read_u16(&next_instr[2].cache);
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyDict_CheckExact(GLOBALS()), LOAD_GLOBAL);
PyDictObject *dict = (PyDictObject *)GLOBALS();
DEOPT_IF(dict->ma_keys->dk_version != version, LOAD_GLOBAL);
assert(DK_IS_UNICODE(dict->ma_keys));
PyDictUnicodeEntry *entries = DK_UNICODE_ENTRIES(dict->ma_keys);
res = entries[index].me_value;
DEOPT_IF(res == NULL, LOAD_GLOBAL);
Py_INCREF(res);
STAT_INC(LOAD_GLOBAL, hit);
null = NULL;
STACK_GROW(1);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = null; }
next_instr += 4;
DISPATCH();
}
TARGET(LOAD_GLOBAL_BUILTIN) {
PyObject *null = NULL;
PyObject *res;
uint16_t index = read_u16(&next_instr[1].cache);
uint16_t mod_version = read_u16(&next_instr[2].cache);
uint16_t bltn_version = read_u16(&next_instr[3].cache);
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyDict_CheckExact(GLOBALS()), LOAD_GLOBAL);
DEOPT_IF(!PyDict_CheckExact(BUILTINS()), LOAD_GLOBAL);
PyDictObject *mdict = (PyDictObject *)GLOBALS();
PyDictObject *bdict = (PyDictObject *)BUILTINS();
DEOPT_IF(mdict->ma_keys->dk_version != mod_version, LOAD_GLOBAL);
DEOPT_IF(bdict->ma_keys->dk_version != bltn_version, LOAD_GLOBAL);
assert(DK_IS_UNICODE(bdict->ma_keys));
PyDictUnicodeEntry *entries = DK_UNICODE_ENTRIES(bdict->ma_keys);
res = entries[index].me_value;
DEOPT_IF(res == NULL, LOAD_GLOBAL);
Py_INCREF(res);
STAT_INC(LOAD_GLOBAL, hit);
null = NULL;
STACK_GROW(1);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = null; }
next_instr += 4;
DISPATCH();
}
TARGET(DELETE_FAST) {
PyObject *v = GETLOCAL(oparg);
if (v == NULL) goto unbound_local_error;
SETLOCAL(oparg, NULL);
DISPATCH();
}
TARGET(MAKE_CELL) {
// "initial" is probably NULL but not if it's an arg (or set
// via PyFrame_LocalsToFast() before MAKE_CELL has run).
PyObject *initial = GETLOCAL(oparg);
PyObject *cell = PyCell_New(initial);
if (cell == NULL) {
goto resume_with_error;
}
SETLOCAL(oparg, cell);
DISPATCH();
}
TARGET(DELETE_DEREF) {
PyObject *cell = GETLOCAL(oparg);
PyObject *oldobj = PyCell_GET(cell);
// Can't use ERROR_IF here.
// Fortunately we don't need its superpower.
if (oldobj == NULL) {
format_exc_unbound(tstate, frame->f_code, oparg);
goto error;
}
PyCell_SET(cell, NULL);
Py_DECREF(oldobj);
DISPATCH();
}
TARGET(LOAD_CLASSDEREF) {
PyObject *value;
PyObject *name, *locals = LOCALS();
assert(locals);
assert(oparg >= 0 && oparg < frame->f_code->co_nlocalsplus);
name = PyTuple_GET_ITEM(frame->f_code->co_localsplusnames, oparg);
if (PyDict_CheckExact(locals)) {
value = PyDict_GetItemWithError(locals, name);
if (value != NULL) {
Py_INCREF(value);
}
else if (_PyErr_Occurred(tstate)) {
goto error;
}
}
else {
value = PyObject_GetItem(locals, name);
if (value == NULL) {
if (!_PyErr_ExceptionMatches(tstate, PyExc_KeyError)) {
goto error;
}
_PyErr_Clear(tstate);
}
}
if (!value) {
PyObject *cell = GETLOCAL(oparg);
value = PyCell_GET(cell);
if (value == NULL) {
format_exc_unbound(tstate, frame->f_code, oparg);
goto error;
}
Py_INCREF(value);
}
STACK_GROW(1);
stack_pointer[-1] = value;
DISPATCH();
}
TARGET(LOAD_DEREF) {
PyObject *value;
PyObject *cell = GETLOCAL(oparg);
value = PyCell_GET(cell);
if (value == NULL) {
format_exc_unbound(tstate, frame->f_code, oparg);
if (true) goto error;
}
Py_INCREF(value);
STACK_GROW(1);
stack_pointer[-1] = value;
DISPATCH();
}
TARGET(STORE_DEREF) {
PyObject *v = stack_pointer[-1];
PyObject *cell = GETLOCAL(oparg);
PyObject *oldobj = PyCell_GET(cell);
PyCell_SET(cell, v);
Py_XDECREF(oldobj);
STACK_SHRINK(1);
DISPATCH();
}
TARGET(COPY_FREE_VARS) {
/* Copy closure variables to free variables */
PyCodeObject *co = frame->f_code;
assert(PyFunction_Check(frame->f_funcobj));
PyObject *closure = ((PyFunctionObject *)frame->f_funcobj)->func_closure;
assert(oparg == co->co_nfreevars);
int offset = co->co_nlocalsplus - oparg;
for (int i = 0; i < oparg; ++i) {
PyObject *o = PyTuple_GET_ITEM(closure, i);
frame->localsplus[offset + i] = Py_NewRef(o);
}
DISPATCH();
}
TARGET(BUILD_STRING) {
PyObject **pieces = (stack_pointer - oparg);
PyObject *str;
str = _PyUnicode_JoinArray(&_Py_STR(empty), pieces, oparg);
for (int i = 0; i < oparg; i++) {
Py_DECREF(pieces[i]);
}
if (str == NULL) { STACK_SHRINK(oparg); goto error; }
STACK_SHRINK(oparg);
STACK_GROW(1);
stack_pointer[-1] = str;
DISPATCH();
}
TARGET(BUILD_TUPLE) {
PyObject **values = (stack_pointer - oparg);
PyObject *tup;
tup = _PyTuple_FromArraySteal(values, oparg);
if (tup == NULL) { STACK_SHRINK(oparg); goto error; }
STACK_SHRINK(oparg);
STACK_GROW(1);
stack_pointer[-1] = tup;
DISPATCH();
}
TARGET(BUILD_LIST) {
PyObject **values = (stack_pointer - oparg);
PyObject *list;
list = _PyList_FromArraySteal(values, oparg);
if (list == NULL) { STACK_SHRINK(oparg); goto error; }
STACK_SHRINK(oparg);
STACK_GROW(1);
stack_pointer[-1] = list;
DISPATCH();
}
TARGET(LIST_EXTEND) {
PyObject *iterable = stack_pointer[-1];
PyObject *list = stack_pointer[-(2 + (oparg-1))];
PyObject *none_val = _PyList_Extend((PyListObject *)list, iterable);
if (none_val == NULL) {
if (_PyErr_ExceptionMatches(tstate, PyExc_TypeError) &&
(Py_TYPE(iterable)->tp_iter == NULL && !PySequence_Check(iterable)))
{
_PyErr_Clear(tstate);
_PyErr_Format(tstate, PyExc_TypeError,
"Value after * must be an iterable, not %.200s",
Py_TYPE(iterable)->tp_name);
}
Py_DECREF(iterable);
if (true) goto pop_1_error;
}
Py_DECREF(none_val);
Py_DECREF(iterable);
STACK_SHRINK(1);
DISPATCH();
}
TARGET(SET_UPDATE) {
PyObject *iterable = stack_pointer[-1];
PyObject *set = stack_pointer[-(2 + (oparg-1))];
int err = _PySet_Update(set, iterable);
Py_DECREF(iterable);
if (err < 0) goto pop_1_error;
STACK_SHRINK(1);
DISPATCH();
}
TARGET(BUILD_SET) {
PyObject **values = (stack_pointer - oparg);
PyObject *set;
set = PySet_New(NULL);
if (set == NULL)
goto error;
int err = 0;
for (int i = 0; i < oparg; i++) {
PyObject *item = values[i];
if (err == 0)
err = PySet_Add(set, item);
Py_DECREF(item);
}
if (err != 0) {
Py_DECREF(set);
if (true) { STACK_SHRINK(oparg); goto error; }
}
STACK_SHRINK(oparg);
STACK_GROW(1);
stack_pointer[-1] = set;
DISPATCH();
}
TARGET(BUILD_MAP) {
PyObject **values = (stack_pointer - oparg*2);
PyObject *map;
map = _PyDict_FromItems(
values, 2,
values+1, 2,
oparg);
if (map == NULL)
goto error;
for (int i = 0; i < oparg; i++) {
Py_DECREF(values[i*2]);
Py_DECREF(values[i*2+1]);
}
if (map == NULL) { STACK_SHRINK(oparg*2); goto error; }
STACK_SHRINK(oparg*2);
STACK_GROW(1);
stack_pointer[-1] = map;
DISPATCH();
}
TARGET(SETUP_ANNOTATIONS) {
int err;
PyObject *ann_dict;
if (LOCALS() == NULL) {
_PyErr_Format(tstate, PyExc_SystemError,
"no locals found when setting up annotations");
if (true) goto error;
}
/* check if __annotations__ in locals()... */
if (PyDict_CheckExact(LOCALS())) {
ann_dict = _PyDict_GetItemWithError(LOCALS(),
&_Py_ID(__annotations__));
if (ann_dict == NULL) {
if (_PyErr_Occurred(tstate)) goto error;
/* ...if not, create a new one */
ann_dict = PyDict_New();
if (ann_dict == NULL) goto error;
err = PyDict_SetItem(LOCALS(), &_Py_ID(__annotations__),
ann_dict);
Py_DECREF(ann_dict);
if (err) goto error;
}
}
else {
/* do the same if locals() is not a dict */
ann_dict = PyObject_GetItem(LOCALS(), &_Py_ID(__annotations__));
if (ann_dict == NULL) {
if (!_PyErr_ExceptionMatches(tstate, PyExc_KeyError)) goto error;
_PyErr_Clear(tstate);
ann_dict = PyDict_New();
if (ann_dict == NULL) goto error;
err = PyObject_SetItem(LOCALS(), &_Py_ID(__annotations__),
ann_dict);
Py_DECREF(ann_dict);
if (err) goto error;
}
else {
Py_DECREF(ann_dict);
}
}
DISPATCH();
}
TARGET(BUILD_CONST_KEY_MAP) {
PyObject *keys = stack_pointer[-1];
PyObject **values = (stack_pointer - (1 + oparg));
PyObject *map;
if (!PyTuple_CheckExact(keys) ||
PyTuple_GET_SIZE(keys) != (Py_ssize_t)oparg) {
_PyErr_SetString(tstate, PyExc_SystemError,
"bad BUILD_CONST_KEY_MAP keys argument");
goto error; // Pop the keys and values.
}
map = _PyDict_FromItems(
&PyTuple_GET_ITEM(keys, 0), 1,
values, 1, oparg);
Py_DECREF(keys);
for (int i = 0; i < oparg; i++) {
Py_DECREF(values[i]);
}
if (map == NULL) { STACK_SHRINK(oparg); goto pop_1_error; }
STACK_SHRINK(oparg);
stack_pointer[-1] = map;
DISPATCH();
}
TARGET(DICT_UPDATE) {
PyObject *update = stack_pointer[-1];
PyObject *dict = PEEK(oparg + 1); // update is still on the stack
if (PyDict_Update(dict, update) < 0) {
if (_PyErr_ExceptionMatches(tstate, PyExc_AttributeError)) {
_PyErr_Format(tstate, PyExc_TypeError,
"'%.200s' object is not a mapping",
Py_TYPE(update)->tp_name);
}
Py_DECREF(update);
if (true) goto pop_1_error;
}
Py_DECREF(update);
STACK_SHRINK(1);
DISPATCH();
}
TARGET(DICT_MERGE) {
PyObject *update = stack_pointer[-1];
PyObject *dict = PEEK(oparg + 1); // update is still on the stack
if (_PyDict_MergeEx(dict, update, 2) < 0) {
format_kwargs_error(tstate, PEEK(3 + oparg), update);
Py_DECREF(update);
if (true) goto pop_1_error;
}
Py_DECREF(update);
STACK_SHRINK(1);
PREDICT(CALL_FUNCTION_EX);
DISPATCH();
}
TARGET(MAP_ADD) {
PyObject *value = stack_pointer[-1];
PyObject *key = stack_pointer[-2];
PyObject *dict = PEEK(oparg + 2); // key, value are still on the stack
assert(PyDict_CheckExact(dict));
/* dict[key] = value */
// Do not DECREF INPUTS because the function steals the references
if (_PyDict_SetItem_Take2((PyDictObject *)dict, key, value) != 0) goto pop_2_error;
STACK_SHRINK(2);
PREDICT(JUMP_BACKWARD);
DISPATCH();
}
TARGET(LOAD_ATTR) {
PREDICTED(LOAD_ATTR);
static_assert(INLINE_CACHE_ENTRIES_LOAD_ATTR == 9, "incorrect cache size");
PyObject *owner = stack_pointer[-1];
PyObject *res2 = NULL;
PyObject *res;
#if ENABLE_SPECIALIZATION
_PyAttrCache *cache = (_PyAttrCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
assert(cframe.use_tracing == 0);
PyObject *name = GETITEM(frame->f_code->co_names, oparg>>1);
next_instr--;
_Py_Specialize_LoadAttr(owner, next_instr, name);
DISPATCH_SAME_OPARG();
}
STAT_INC(LOAD_ATTR, deferred);
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#endif /* ENABLE_SPECIALIZATION */
PyObject *name = GETITEM(frame->f_code->co_names, oparg >> 1);
if (oparg & 1) {
/* Designed to work in tandem with CALL, pushes two values. */
PyObject* meth = NULL;
if (_PyObject_GetMethod(owner, name, &meth)) {
/* We can bypass temporary bound method object.
meth is unbound method and obj is self.
meth | self | arg1 | ... | argN
*/
assert(meth != NULL); // No errors on this branch
res2 = meth;
res = owner; // Transfer ownership
}
else {
/* meth is not an unbound method (but a regular attr, or
something was returned by a descriptor protocol). Set
the second element of the stack to NULL, to signal
CALL that it's not a method call.
NULL | meth | arg1 | ... | argN
*/
Py_DECREF(owner);
if (meth == NULL) goto pop_1_error;
res2 = NULL;
res = meth;
}
}
else {
/* Classic, pushes one value. */
res = PyObject_GetAttr(owner, name);
Py_DECREF(owner);
if (res == NULL) goto pop_1_error;
}
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; }
next_instr += 9;
DISPATCH();
}
TARGET(LOAD_ATTR_INSTANCE_VALUE) {
PyObject *owner = stack_pointer[-1];
PyObject *res2 = NULL;
PyObject *res;
uint32_t type_version = read_u32(&next_instr[1].cache);
uint16_t index = read_u16(&next_instr[3].cache);
assert(cframe.use_tracing == 0);
PyTypeObject *tp = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR);
assert(tp->tp_dictoffset < 0);
assert(tp->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(owner);
DEOPT_IF(!_PyDictOrValues_IsValues(dorv), LOAD_ATTR);
res = _PyDictOrValues_GetValues(dorv)->values[index];
DEOPT_IF(res == NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(res);
res2 = NULL;
Py_DECREF(owner);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; }
next_instr += 9;
DISPATCH();
}
TARGET(LOAD_ATTR_MODULE) {
PyObject *owner = stack_pointer[-1];
PyObject *res2 = NULL;
PyObject *res;
uint32_t type_version = read_u32(&next_instr[1].cache);
uint16_t index = read_u16(&next_instr[3].cache);
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyModule_CheckExact(owner), LOAD_ATTR);
PyDictObject *dict = (PyDictObject *)((PyModuleObject *)owner)->md_dict;
assert(dict != NULL);
DEOPT_IF(dict->ma_keys->dk_version != type_version, LOAD_ATTR);
assert(dict->ma_keys->dk_kind == DICT_KEYS_UNICODE);
assert(index < dict->ma_keys->dk_nentries);
PyDictUnicodeEntry *ep = DK_UNICODE_ENTRIES(dict->ma_keys) + index;
res = ep->me_value;
DEOPT_IF(res == NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(res);
res2 = NULL;
Py_DECREF(owner);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; }
next_instr += 9;
DISPATCH();
}
TARGET(LOAD_ATTR_WITH_HINT) {
PyObject *owner = stack_pointer[-1];
PyObject *res2 = NULL;
PyObject *res;
uint32_t type_version = read_u32(&next_instr[1].cache);
uint16_t index = read_u16(&next_instr[3].cache);
assert(cframe.use_tracing == 0);
PyTypeObject *tp = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR);
assert(tp->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(owner);
DEOPT_IF(_PyDictOrValues_IsValues(dorv), LOAD_ATTR);
PyDictObject *dict = (PyDictObject *)_PyDictOrValues_GetDict(dorv);
DEOPT_IF(dict == NULL, LOAD_ATTR);
assert(PyDict_CheckExact((PyObject *)dict));
PyObject *name = GETITEM(frame->f_code->co_names, oparg>>1);
uint16_t hint = index;
DEOPT_IF(hint >= (size_t)dict->ma_keys->dk_nentries, LOAD_ATTR);
if (DK_IS_UNICODE(dict->ma_keys)) {
PyDictUnicodeEntry *ep = DK_UNICODE_ENTRIES(dict->ma_keys) + hint;
DEOPT_IF(ep->me_key != name, LOAD_ATTR);
res = ep->me_value;
}
else {
PyDictKeyEntry *ep = DK_ENTRIES(dict->ma_keys) + hint;
DEOPT_IF(ep->me_key != name, LOAD_ATTR);
res = ep->me_value;
}
DEOPT_IF(res == NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(res);
res2 = NULL;
Py_DECREF(owner);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; }
next_instr += 9;
DISPATCH();
}
TARGET(LOAD_ATTR_SLOT) {
PyObject *owner = stack_pointer[-1];
PyObject *res2 = NULL;
PyObject *res;
uint32_t type_version = read_u32(&next_instr[1].cache);
uint16_t index = read_u16(&next_instr[3].cache);
assert(cframe.use_tracing == 0);
PyTypeObject *tp = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR);
char *addr = (char *)owner + index;
res = *(PyObject **)addr;
DEOPT_IF(res == NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(res);
res2 = NULL;
Py_DECREF(owner);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; }
next_instr += 9;
DISPATCH();
}
TARGET(LOAD_ATTR_CLASS) {
PyObject *cls = stack_pointer[-1];
PyObject *res2 = NULL;
PyObject *res;
uint32_t type_version = read_u32(&next_instr[1].cache);
PyObject *descr = read_obj(&next_instr[5].cache);
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyType_Check(cls), LOAD_ATTR);
DEOPT_IF(((PyTypeObject *)cls)->tp_version_tag != type_version,
LOAD_ATTR);
assert(type_version != 0);
STAT_INC(LOAD_ATTR, hit);
res2 = NULL;
res = descr;
assert(res != NULL);
Py_INCREF(res);
Py_DECREF(cls);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; }
next_instr += 9;
DISPATCH();
}
TARGET(LOAD_ATTR_PROPERTY) {
PyObject *owner = stack_pointer[-1];
uint32_t type_version = read_u32(&next_instr[1].cache);
uint32_t func_version = read_u32(&next_instr[3].cache);
PyObject *fget = read_obj(&next_instr[5].cache);
assert(cframe.use_tracing == 0);
DEOPT_IF(tstate->interp->eval_frame, LOAD_ATTR);
PyTypeObject *cls = Py_TYPE(owner);
DEOPT_IF(cls->tp_version_tag != type_version, LOAD_ATTR);
assert(type_version != 0);
assert(Py_IS_TYPE(fget, &PyFunction_Type));
PyFunctionObject *f = (PyFunctionObject *)fget;
assert(func_version != 0);
DEOPT_IF(f->func_version != func_version, LOAD_ATTR);
PyCodeObject *code = (PyCodeObject *)f->func_code;
assert(code->co_argcount == 1);
DEOPT_IF(!_PyThreadState_HasStackSpace(tstate, code->co_framesize), LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(fget);
_PyInterpreterFrame *new_frame = _PyFrame_PushUnchecked(tstate, f, 1);
// Manipulate stack directly because we exit with DISPATCH_INLINED().
SET_TOP(NULL);
int shrink_stack = !(oparg & 1);
STACK_SHRINK(shrink_stack);
new_frame->localsplus[0] = owner;
JUMPBY(INLINE_CACHE_ENTRIES_LOAD_ATTR);
DISPATCH_INLINED(new_frame);
}
TARGET(LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN) {
PyObject *owner = stack_pointer[-1];
uint32_t type_version = read_u32(&next_instr[1].cache);
uint32_t func_version = read_u32(&next_instr[3].cache);
PyObject *getattribute = read_obj(&next_instr[5].cache);
assert(cframe.use_tracing == 0);
DEOPT_IF(tstate->interp->eval_frame, LOAD_ATTR);
PyTypeObject *cls = Py_TYPE(owner);
DEOPT_IF(cls->tp_version_tag != type_version, LOAD_ATTR);
assert(type_version != 0);
assert(Py_IS_TYPE(getattribute, &PyFunction_Type));
PyFunctionObject *f = (PyFunctionObject *)getattribute;
assert(func_version != 0);
DEOPT_IF(f->func_version != func_version, LOAD_ATTR);
PyCodeObject *code = (PyCodeObject *)f->func_code;
assert(code->co_argcount == 2);
DEOPT_IF(!_PyThreadState_HasStackSpace(tstate, code->co_framesize), LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
PyObject *name = GETITEM(frame->f_code->co_names, oparg >> 1);
Py_INCREF(f);
_PyInterpreterFrame *new_frame = _PyFrame_PushUnchecked(tstate, f, 2);
// Manipulate stack directly because we exit with DISPATCH_INLINED().
SET_TOP(NULL);
int shrink_stack = !(oparg & 1);
STACK_SHRINK(shrink_stack);
new_frame->localsplus[0] = owner;
new_frame->localsplus[1] = Py_NewRef(name);
JUMPBY(INLINE_CACHE_ENTRIES_LOAD_ATTR);
DISPATCH_INLINED(new_frame);
}
TARGET(STORE_ATTR_INSTANCE_VALUE) {
PyObject *owner = stack_pointer[-1];
PyObject *value = stack_pointer[-2];
uint32_t type_version = read_u32(&next_instr[1].cache);
uint16_t index = read_u16(&next_instr[3].cache);
assert(cframe.use_tracing == 0);
PyTypeObject *tp = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(tp->tp_version_tag != type_version, STORE_ATTR);
assert(tp->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(owner);
DEOPT_IF(!_PyDictOrValues_IsValues(dorv), STORE_ATTR);
STAT_INC(STORE_ATTR, hit);
PyDictValues *values = _PyDictOrValues_GetValues(dorv);
PyObject *old_value = values->values[index];
values->values[index] = value;
if (old_value == NULL) {
_PyDictValues_AddToInsertionOrder(values, index);
}
else {
Py_DECREF(old_value);
}
Py_DECREF(owner);
STACK_SHRINK(2);
next_instr += 4;
DISPATCH();
}
TARGET(STORE_ATTR_WITH_HINT) {
PyObject *owner = stack_pointer[-1];
PyObject *value = stack_pointer[-2];
uint32_t type_version = read_u32(&next_instr[1].cache);
uint16_t hint = read_u16(&next_instr[3].cache);
assert(cframe.use_tracing == 0);
PyTypeObject *tp = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(tp->tp_version_tag != type_version, STORE_ATTR);
assert(tp->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(owner);
DEOPT_IF(_PyDictOrValues_IsValues(dorv), STORE_ATTR);
PyDictObject *dict = (PyDictObject *)_PyDictOrValues_GetDict(dorv);
DEOPT_IF(dict == NULL, STORE_ATTR);
assert(PyDict_CheckExact((PyObject *)dict));
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
DEOPT_IF(hint >= (size_t)dict->ma_keys->dk_nentries, STORE_ATTR);
PyObject *old_value;
uint64_t new_version;
if (DK_IS_UNICODE(dict->ma_keys)) {
PyDictUnicodeEntry *ep = DK_UNICODE_ENTRIES(dict->ma_keys) + hint;
DEOPT_IF(ep->me_key != name, STORE_ATTR);
old_value = ep->me_value;
DEOPT_IF(old_value == NULL, STORE_ATTR);
new_version = _PyDict_NotifyEvent(tstate->interp, PyDict_EVENT_MODIFIED, dict, name, value);
ep->me_value = value;
}
else {
PyDictKeyEntry *ep = DK_ENTRIES(dict->ma_keys) + hint;
DEOPT_IF(ep->me_key != name, STORE_ATTR);
old_value = ep->me_value;
DEOPT_IF(old_value == NULL, STORE_ATTR);
new_version = _PyDict_NotifyEvent(tstate->interp, PyDict_EVENT_MODIFIED, dict, name, value);
ep->me_value = value;
}
Py_DECREF(old_value);
STAT_INC(STORE_ATTR, hit);
/* Ensure dict is GC tracked if it needs to be */
if (!_PyObject_GC_IS_TRACKED(dict) && _PyObject_GC_MAY_BE_TRACKED(value)) {
_PyObject_GC_TRACK(dict);
}
/* PEP 509 */
dict->ma_version_tag = new_version;
Py_DECREF(owner);
STACK_SHRINK(2);
next_instr += 4;
DISPATCH();
}
TARGET(STORE_ATTR_SLOT) {
PyObject *owner = stack_pointer[-1];
PyObject *value = stack_pointer[-2];
uint32_t type_version = read_u32(&next_instr[1].cache);
uint16_t index = read_u16(&next_instr[3].cache);
assert(cframe.use_tracing == 0);
PyTypeObject *tp = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(tp->tp_version_tag != type_version, STORE_ATTR);
char *addr = (char *)owner + index;
STAT_INC(STORE_ATTR, hit);
PyObject *old_value = *(PyObject **)addr;
*(PyObject **)addr = value;
Py_XDECREF(old_value);
Py_DECREF(owner);
STACK_SHRINK(2);
next_instr += 4;
DISPATCH();
}
TARGET(COMPARE_OP) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *res;
STAT_INC(COMPARE_OP, deferred);
assert((oparg >> 4) <= Py_GE);
res = PyObject_RichCompare(left, right, oparg>>4);
Py_DECREF(left);
Py_DECREF(right);
if (res == NULL) goto pop_2_error;
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 1;
DISPATCH();
}
TARGET(COMPARE_AND_BRANCH) {
PREDICTED(COMPARE_AND_BRANCH);
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
#if ENABLE_SPECIALIZATION
_PyCompareOpCache *cache = (_PyCompareOpCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
assert(cframe.use_tracing == 0);
next_instr--;
_Py_Specialize_CompareAndBranch(left, right, next_instr, oparg);
DISPATCH_SAME_OPARG();
}
STAT_INC(COMPARE_AND_BRANCH, deferred);
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#endif /* ENABLE_SPECIALIZATION */
assert((oparg >> 4) <= Py_GE);
PyObject *cond = PyObject_RichCompare(left, right, oparg>>4);
Py_DECREF(left);
Py_DECREF(right);
if (cond == NULL) goto pop_2_error;
assert(next_instr[1].op.code == POP_JUMP_IF_FALSE ||
next_instr[1].op.code == POP_JUMP_IF_TRUE);
bool jump_on_true = next_instr[1].op.code == POP_JUMP_IF_TRUE;
int offset = next_instr[1].op.arg;
int err = PyObject_IsTrue(cond);
Py_DECREF(cond);
if (err < 0) goto pop_2_error;
if (jump_on_true == (err != 0)) {
JUMPBY(offset);
}
STACK_SHRINK(2);
next_instr += 2;
DISPATCH();
}
TARGET(COMPARE_AND_BRANCH_FLOAT) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyFloat_CheckExact(left), COMPARE_AND_BRANCH);
DEOPT_IF(!PyFloat_CheckExact(right), COMPARE_AND_BRANCH);
STAT_INC(COMPARE_AND_BRANCH, hit);
double dleft = PyFloat_AS_DOUBLE(left);
double dright = PyFloat_AS_DOUBLE(right);
// 1 if NaN, 2 if <, 4 if >, 8 if ==; this matches low four bits of the oparg
int sign_ish = COMPARISON_BIT(dleft, dright);
_Py_DECREF_SPECIALIZED(left, _PyFloat_ExactDealloc);
_Py_DECREF_SPECIALIZED(right, _PyFloat_ExactDealloc);
if (sign_ish & oparg) {
int offset = next_instr[1].op.arg;
JUMPBY(offset);
}
STACK_SHRINK(2);
next_instr += 2;
DISPATCH();
}
TARGET(COMPARE_AND_BRANCH_INT) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyLong_CheckExact(left), COMPARE_AND_BRANCH);
DEOPT_IF(!PyLong_CheckExact(right), COMPARE_AND_BRANCH);
DEOPT_IF((size_t)(Py_SIZE(left) + 1) > 2, COMPARE_AND_BRANCH);
DEOPT_IF((size_t)(Py_SIZE(right) + 1) > 2, COMPARE_AND_BRANCH);
STAT_INC(COMPARE_AND_BRANCH, hit);
assert(Py_ABS(Py_SIZE(left)) <= 1 && Py_ABS(Py_SIZE(right)) <= 1);
Py_ssize_t ileft = Py_SIZE(left) * ((PyLongObject *)left)->long_value.ob_digit[0];
Py_ssize_t iright = Py_SIZE(right) * ((PyLongObject *)right)->long_value.ob_digit[0];
// 2 if <, 4 if >, 8 if ==; this matches the low 4 bits of the oparg
int sign_ish = COMPARISON_BIT(ileft, iright);
_Py_DECREF_SPECIALIZED(left, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(right, (destructor)PyObject_Free);
if (sign_ish & oparg) {
int offset = next_instr[1].op.arg;
JUMPBY(offset);
}
STACK_SHRINK(2);
next_instr += 2;
DISPATCH();
}
TARGET(COMPARE_AND_BRANCH_STR) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
assert(cframe.use_tracing == 0);
DEOPT_IF(!PyUnicode_CheckExact(left), COMPARE_AND_BRANCH);
DEOPT_IF(!PyUnicode_CheckExact(right), COMPARE_AND_BRANCH);
STAT_INC(COMPARE_AND_BRANCH, hit);
int res = _PyUnicode_Equal(left, right);
assert((oparg >>4) == Py_EQ || (oparg >>4) == Py_NE);
_Py_DECREF_SPECIALIZED(left, _PyUnicode_ExactDealloc);
_Py_DECREF_SPECIALIZED(right, _PyUnicode_ExactDealloc);
assert(res == 0 || res == 1);
assert((oparg & 0xf) == COMPARISON_NOT_EQUALS || (oparg & 0xf) == COMPARISON_EQUALS);
assert(COMPARISON_NOT_EQUALS + 1 == COMPARISON_EQUALS);
if ((res + COMPARISON_NOT_EQUALS) & oparg) {
int offset = next_instr[1].op.arg;
JUMPBY(offset);
}
STACK_SHRINK(2);
next_instr += 2;
DISPATCH();
}
TARGET(IS_OP) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *b;
int res = Py_Is(left, right) ^ oparg;
Py_DECREF(left);
Py_DECREF(right);
b = Py_NewRef(res ? Py_True : Py_False);
STACK_SHRINK(1);
stack_pointer[-1] = b;
DISPATCH();
}
TARGET(CONTAINS_OP) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *b;
int res = PySequence_Contains(right, left);
Py_DECREF(left);
Py_DECREF(right);
if (res < 0) goto pop_2_error;
b = Py_NewRef((res^oparg) ? Py_True : Py_False);
STACK_SHRINK(1);
stack_pointer[-1] = b;
DISPATCH();
}
TARGET(CHECK_EG_MATCH) {
PyObject *match_type = stack_pointer[-1];
PyObject *exc_value = stack_pointer[-2];
PyObject *rest;
PyObject *match;
if (check_except_star_type_valid(tstate, match_type) < 0) {
Py_DECREF(exc_value);
Py_DECREF(match_type);
if (true) goto pop_2_error;
}
match = NULL;
rest = NULL;
int res = exception_group_match(exc_value, match_type,
&match, &rest);
Py_DECREF(exc_value);
Py_DECREF(match_type);
if (res < 0) goto pop_2_error;
assert((match == NULL) == (rest == NULL));
if (match == NULL) goto pop_2_error;
if (!Py_IsNone(match)) {
PyErr_SetExcInfo(NULL, Py_NewRef(match), NULL);
}
stack_pointer[-1] = match;
stack_pointer[-2] = rest;
DISPATCH();
}
TARGET(CHECK_EXC_MATCH) {
PyObject *right = stack_pointer[-1];
PyObject *left = stack_pointer[-2];
PyObject *b;
assert(PyExceptionInstance_Check(left));
if (check_except_type_valid(tstate, right) < 0) {
Py_DECREF(right);
if (true) goto pop_1_error;
}
int res = PyErr_GivenExceptionMatches(left, right);
Py_DECREF(right);
b = Py_NewRef(res ? Py_True : Py_False);
stack_pointer[-1] = b;
DISPATCH();
}
TARGET(IMPORT_NAME) {
PyObject *fromlist = stack_pointer[-1];
PyObject *level = stack_pointer[-2];
PyObject *res;
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
res = import_name(tstate, frame, name, fromlist, level);
Py_DECREF(level);
Py_DECREF(fromlist);
if (res == NULL) goto pop_2_error;
STACK_SHRINK(1);
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(IMPORT_FROM) {
PyObject *from = stack_pointer[-1];
PyObject *res;
PyObject *name = GETITEM(frame->f_code->co_names, oparg);
res = import_from(tstate, from, name);
if (res == NULL) goto error;
STACK_GROW(1);
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(JUMP_FORWARD) {
JUMPBY(oparg);
DISPATCH();
}
TARGET(JUMP_BACKWARD) {
PREDICTED(JUMP_BACKWARD);
assert(oparg < INSTR_OFFSET());
JUMPBY(-oparg);
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(POP_JUMP_IF_FALSE) {
PREDICTED(POP_JUMP_IF_FALSE);
PyObject *cond = stack_pointer[-1];
if (Py_IsTrue(cond)) {
_Py_DECREF_NO_DEALLOC(cond);
}
else if (Py_IsFalse(cond)) {
_Py_DECREF_NO_DEALLOC(cond);
JUMPBY(oparg);
}
else {
int err = PyObject_IsTrue(cond);
Py_DECREF(cond);
if (err == 0) {
JUMPBY(oparg);
}
else {
if (err < 0) goto pop_1_error;
}
}
STACK_SHRINK(1);
DISPATCH();
}
TARGET(POP_JUMP_IF_TRUE) {
PyObject *cond = stack_pointer[-1];
if (Py_IsFalse(cond)) {
_Py_DECREF_NO_DEALLOC(cond);
}
else if (Py_IsTrue(cond)) {
_Py_DECREF_NO_DEALLOC(cond);
JUMPBY(oparg);
}
else {
int err = PyObject_IsTrue(cond);
Py_DECREF(cond);
if (err > 0) {
JUMPBY(oparg);
}
else {
if (err < 0) goto pop_1_error;
}
}
STACK_SHRINK(1);
DISPATCH();
}
TARGET(POP_JUMP_IF_NOT_NONE) {
PyObject *value = stack_pointer[-1];
if (!Py_IsNone(value)) {
Py_DECREF(value);
JUMPBY(oparg);
}
else {
_Py_DECREF_NO_DEALLOC(value);
}
STACK_SHRINK(1);
DISPATCH();
}
TARGET(POP_JUMP_IF_NONE) {
PyObject *value = stack_pointer[-1];
if (Py_IsNone(value)) {
_Py_DECREF_NO_DEALLOC(value);
JUMPBY(oparg);
}
else {
Py_DECREF(value);
}
STACK_SHRINK(1);
DISPATCH();
}
TARGET(JUMP_IF_FALSE_OR_POP) {
PyObject *cond = stack_pointer[-1];
bool jump = false;
int err;
if (Py_IsTrue(cond)) {
_Py_DECREF_NO_DEALLOC(cond);
}
else if (Py_IsFalse(cond)) {
JUMPBY(oparg);
jump = true;
}
else {
err = PyObject_IsTrue(cond);
if (err > 0) {
Py_DECREF(cond);
}
else if (err == 0) {
JUMPBY(oparg);
jump = true;
}
else {
goto error;
}
}
STACK_SHRINK(1);
STACK_GROW((jump ? 1 : 0));
DISPATCH();
}
TARGET(JUMP_IF_TRUE_OR_POP) {
PyObject *cond = stack_pointer[-1];
bool jump = false;
int err;
if (Py_IsFalse(cond)) {
_Py_DECREF_NO_DEALLOC(cond);
}
else if (Py_IsTrue(cond)) {
JUMPBY(oparg);
jump = true;
}
else {
err = PyObject_IsTrue(cond);
if (err > 0) {
JUMPBY(oparg);
jump = true;
}
else if (err == 0) {
Py_DECREF(cond);
}
else {
goto error;
}
}
STACK_SHRINK(1);
STACK_GROW((jump ? 1 : 0));
DISPATCH();
}
TARGET(JUMP_BACKWARD_NO_INTERRUPT) {
/* This bytecode is used in the `yield from` or `await` loop.
* If there is an interrupt, we want it handled in the innermost
* generator or coroutine, so we deliberately do not check it here.
* (see bpo-30039).
*/
JUMPBY(-oparg);
DISPATCH();
}
TARGET(GET_LEN) {
PyObject *obj = stack_pointer[-1];
PyObject *len_o;
// PUSH(len(TOS))
Py_ssize_t len_i = PyObject_Length(obj);
if (len_i < 0) goto error;
len_o = PyLong_FromSsize_t(len_i);
if (len_o == NULL) goto error;
STACK_GROW(1);
stack_pointer[-1] = len_o;
DISPATCH();
}
TARGET(MATCH_CLASS) {
PyObject *names = stack_pointer[-1];
PyObject *type = stack_pointer[-2];
PyObject *subject = stack_pointer[-3];
PyObject *attrs;
// Pop TOS and TOS1. Set TOS to a tuple of attributes on success, or
// None on failure.
assert(PyTuple_CheckExact(names));
attrs = match_class(tstate, subject, type, oparg, names);
Py_DECREF(subject);
Py_DECREF(type);
Py_DECREF(names);
if (attrs) {
assert(PyTuple_CheckExact(attrs)); // Success!
}
else {
if (_PyErr_Occurred(tstate)) goto pop_3_error;
attrs = Py_NewRef(Py_None); // Failure!
}
STACK_SHRINK(2);
stack_pointer[-1] = attrs;
DISPATCH();
}
TARGET(MATCH_MAPPING) {
PyObject *subject = stack_pointer[-1];
PyObject *res;
int match = Py_TYPE(subject)->tp_flags & Py_TPFLAGS_MAPPING;
res = Py_NewRef(match ? Py_True : Py_False);
STACK_GROW(1);
stack_pointer[-1] = res;
PREDICT(POP_JUMP_IF_FALSE);
DISPATCH();
}
TARGET(MATCH_SEQUENCE) {
PyObject *subject = stack_pointer[-1];
PyObject *res;
int match = Py_TYPE(subject)->tp_flags & Py_TPFLAGS_SEQUENCE;
res = Py_NewRef(match ? Py_True : Py_False);
STACK_GROW(1);
stack_pointer[-1] = res;
PREDICT(POP_JUMP_IF_FALSE);
DISPATCH();
}
TARGET(MATCH_KEYS) {
PyObject *keys = stack_pointer[-1];
PyObject *subject = stack_pointer[-2];
PyObject *values_or_none;
// On successful match, PUSH(values). Otherwise, PUSH(None).
values_or_none = match_keys(tstate, subject, keys);
if (values_or_none == NULL) goto error;
STACK_GROW(1);
stack_pointer[-1] = values_or_none;
DISPATCH();
}
TARGET(GET_ITER) {
PyObject *iterable = stack_pointer[-1];
PyObject *iter;
/* before: [obj]; after [getiter(obj)] */
iter = PyObject_GetIter(iterable);
Py_DECREF(iterable);
if (iter == NULL) goto pop_1_error;
stack_pointer[-1] = iter;
DISPATCH();
}
TARGET(GET_YIELD_FROM_ITER) {
PyObject *iterable = stack_pointer[-1];
PyObject *iter;
/* before: [obj]; after [getiter(obj)] */
if (PyCoro_CheckExact(iterable)) {
/* `iterable` is a coroutine */
if (!(frame->f_code->co_flags & (CO_COROUTINE | CO_ITERABLE_COROUTINE))) {
/* and it is used in a 'yield from' expression of a
regular generator. */
_PyErr_SetString(tstate, PyExc_TypeError,
"cannot 'yield from' a coroutine object "
"in a non-coroutine generator");
goto error;
}
iter = iterable;
}
else if (PyGen_CheckExact(iterable)) {
iter = iterable;
}
else {
/* `iterable` is not a generator. */
iter = PyObject_GetIter(iterable);
if (iter == NULL) {
goto error;
}
Py_DECREF(iterable);
}
stack_pointer[-1] = iter;
PREDICT(LOAD_CONST);
DISPATCH();
}
TARGET(FOR_ITER) {
PREDICTED(FOR_ITER);
static_assert(INLINE_CACHE_ENTRIES_FOR_ITER == 1, "incorrect cache size");
PyObject *iter = stack_pointer[-1];
PyObject *next;
#if ENABLE_SPECIALIZATION
_PyForIterCache *cache = (_PyForIterCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
assert(cframe.use_tracing == 0);
next_instr--;
_Py_Specialize_ForIter(iter, next_instr, oparg);
DISPATCH_SAME_OPARG();
}
STAT_INC(FOR_ITER, deferred);
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#endif /* ENABLE_SPECIALIZATION */
/* before: [iter]; after: [iter, iter()] *or* [] (and jump over END_FOR.) */
next = (*Py_TYPE(iter)->tp_iternext)(iter);
if (next == NULL) {
if (_PyErr_Occurred(tstate)) {
if (!_PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) {
goto error;
}
else if (tstate->c_tracefunc != NULL) {
call_exc_trace(tstate->c_tracefunc, tstate->c_traceobj, tstate, frame);
}
_PyErr_Clear(tstate);
}
/* iterator ended normally */
assert(next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == END_FOR);
Py_DECREF(iter);
STACK_SHRINK(1);
/* Jump forward oparg, then skip following END_FOR instruction */
JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg + 1);
DISPATCH();
}
// Common case: no jump, leave it to the code generator
STACK_GROW(1);
stack_pointer[-1] = next;
next_instr += 1;
DISPATCH();
}
TARGET(FOR_ITER_LIST) {
PyObject *iter = stack_pointer[-1];
PyObject *next;
assert(cframe.use_tracing == 0);
DEOPT_IF(Py_TYPE(iter) != &PyListIter_Type, FOR_ITER);
_PyListIterObject *it = (_PyListIterObject *)iter;
STAT_INC(FOR_ITER, hit);
PyListObject *seq = it->it_seq;
if (seq) {
if (it->it_index < PyList_GET_SIZE(seq)) {
next = Py_NewRef(PyList_GET_ITEM(seq, it->it_index++));
goto end_for_iter_list; // End of this instruction
}
it->it_seq = NULL;
Py_DECREF(seq);
}
Py_DECREF(iter);
STACK_SHRINK(1);
/* Jump forward oparg, then skip following END_FOR instruction */
JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg + 1);
DISPATCH();
end_for_iter_list:
// Common case: no jump, leave it to the code generator
STACK_GROW(1);
stack_pointer[-1] = next;
next_instr += 1;
DISPATCH();
}
TARGET(FOR_ITER_TUPLE) {
PyObject *iter = stack_pointer[-1];
PyObject *next;
assert(cframe.use_tracing == 0);
_PyTupleIterObject *it = (_PyTupleIterObject *)iter;
DEOPT_IF(Py_TYPE(it) != &PyTupleIter_Type, FOR_ITER);
STAT_INC(FOR_ITER, hit);
PyTupleObject *seq = it->it_seq;
if (seq) {
if (it->it_index < PyTuple_GET_SIZE(seq)) {
next = Py_NewRef(PyTuple_GET_ITEM(seq, it->it_index++));
goto end_for_iter_tuple; // End of this instruction
}
it->it_seq = NULL;
Py_DECREF(seq);
}
Py_DECREF(iter);
STACK_SHRINK(1);
/* Jump forward oparg, then skip following END_FOR instruction */
JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg + 1);
DISPATCH();
end_for_iter_tuple:
// Common case: no jump, leave it to the code generator
STACK_GROW(1);
stack_pointer[-1] = next;
next_instr += 1;
DISPATCH();
}
TARGET(FOR_ITER_RANGE) {
PyObject *iter = stack_pointer[-1];
PyObject *next;
assert(cframe.use_tracing == 0);
_PyRangeIterObject *r = (_PyRangeIterObject *)iter;
DEOPT_IF(Py_TYPE(r) != &PyRangeIter_Type, FOR_ITER);
STAT_INC(FOR_ITER, hit);
if (r->len <= 0) {
STACK_SHRINK(1);
Py_DECREF(r);
// Jump over END_FOR instruction.
JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg + 1);
DISPATCH();
}
long value = r->start;
r->start = value + r->step;
r->len--;
next = PyLong_FromLong(value);
if (next == NULL) {
goto error;
}
STACK_GROW(1);
stack_pointer[-1] = next;
next_instr += 1;
DISPATCH();
}
TARGET(FOR_ITER_GEN) {
PyObject *iter = stack_pointer[-1];
assert(cframe.use_tracing == 0);
PyGenObject *gen = (PyGenObject *)iter;
DEOPT_IF(Py_TYPE(gen) != &PyGen_Type, FOR_ITER);
DEOPT_IF(gen->gi_frame_state >= FRAME_EXECUTING, FOR_ITER);
STAT_INC(FOR_ITER, hit);
_PyInterpreterFrame *gen_frame = (_PyInterpreterFrame *)gen->gi_iframe;
frame->yield_offset = oparg;
_PyFrame_StackPush(gen_frame, Py_NewRef(Py_None));
gen->gi_frame_state = FRAME_EXECUTING;
gen->gi_exc_state.previous_item = tstate->exc_info;
tstate->exc_info = &gen->gi_exc_state;
JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg);
assert(next_instr->op.code == END_FOR);
DISPATCH_INLINED(gen_frame);
}
TARGET(BEFORE_ASYNC_WITH) {
PyObject *mgr = stack_pointer[-1];
PyObject *exit;
PyObject *res;
PyObject *enter = _PyObject_LookupSpecial(mgr, &_Py_ID(__aenter__));
if (enter == NULL) {
if (!_PyErr_Occurred(tstate)) {
_PyErr_Format(tstate, PyExc_TypeError,
"'%.200s' object does not support the "
"asynchronous context manager protocol",
Py_TYPE(mgr)->tp_name);
}
goto error;
}
exit = _PyObject_LookupSpecial(mgr, &_Py_ID(__aexit__));
if (exit == NULL) {
if (!_PyErr_Occurred(tstate)) {
_PyErr_Format(tstate, PyExc_TypeError,
"'%.200s' object does not support the "
"asynchronous context manager protocol "
"(missed __aexit__ method)",
Py_TYPE(mgr)->tp_name);
}
Py_DECREF(enter);
goto error;
}
Py_DECREF(mgr);
res = _PyObject_CallNoArgs(enter);
Py_DECREF(enter);
if (res == NULL) {
Py_DECREF(exit);
if (true) goto pop_1_error;
}
STACK_GROW(1);
stack_pointer[-1] = res;
stack_pointer[-2] = exit;
PREDICT(GET_AWAITABLE);
DISPATCH();
}
TARGET(BEFORE_WITH) {
PyObject *mgr = stack_pointer[-1];
PyObject *exit;
PyObject *res;
/* pop the context manager, push its __exit__ and the
* value returned from calling its __enter__
*/
PyObject *enter = _PyObject_LookupSpecial(mgr, &_Py_ID(__enter__));
if (enter == NULL) {
if (!_PyErr_Occurred(tstate)) {
_PyErr_Format(tstate, PyExc_TypeError,
"'%.200s' object does not support the "
"context manager protocol",
Py_TYPE(mgr)->tp_name);
}
goto error;
}
exit = _PyObject_LookupSpecial(mgr, &_Py_ID(__exit__));
if (exit == NULL) {
if (!_PyErr_Occurred(tstate)) {
_PyErr_Format(tstate, PyExc_TypeError,
"'%.200s' object does not support the "
"context manager protocol "
"(missed __exit__ method)",
Py_TYPE(mgr)->tp_name);
}
Py_DECREF(enter);
goto error;
}
Py_DECREF(mgr);
res = _PyObject_CallNoArgs(enter);
Py_DECREF(enter);
if (res == NULL) {
Py_DECREF(exit);
if (true) goto pop_1_error;
}
STACK_GROW(1);
stack_pointer[-1] = res;
stack_pointer[-2] = exit;
DISPATCH();
}
TARGET(WITH_EXCEPT_START) {
PyObject *val = stack_pointer[-1];
PyObject *lasti = stack_pointer[-3];
PyObject *exit_func = stack_pointer[-4];
PyObject *res;
/* At the top of the stack are 4 values:
- val: TOP = exc_info()
- unused: SECOND = previous exception
- lasti: THIRD = lasti of exception in exc_info()
- exit_func: FOURTH = the context.__exit__ bound method
We call FOURTH(type(TOP), TOP, GetTraceback(TOP)).
Then we push the __exit__ return value.
*/
PyObject *exc, *tb;
assert(val && PyExceptionInstance_Check(val));
exc = PyExceptionInstance_Class(val);
tb = PyException_GetTraceback(val);
Py_XDECREF(tb);
assert(PyLong_Check(lasti));
(void)lasti; // Shut up compiler warning if asserts are off
PyObject *stack[4] = {NULL, exc, val, tb};
res = PyObject_Vectorcall(exit_func, stack + 1,
3 | PY_VECTORCALL_ARGUMENTS_OFFSET, NULL);
if (res == NULL) goto error;
STACK_GROW(1);
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(PUSH_EXC_INFO) {
PyObject *new_exc = stack_pointer[-1];
PyObject *prev_exc;
_PyErr_StackItem *exc_info = tstate->exc_info;
if (exc_info->exc_value != NULL) {
prev_exc = exc_info->exc_value;
}
else {
prev_exc = Py_NewRef(Py_None);
}
assert(PyExceptionInstance_Check(new_exc));
exc_info->exc_value = Py_NewRef(new_exc);
STACK_GROW(1);
stack_pointer[-1] = new_exc;
stack_pointer[-2] = prev_exc;
DISPATCH();
}
TARGET(LOAD_ATTR_METHOD_WITH_VALUES) {
PyObject *self = stack_pointer[-1];
PyObject *res2 = NULL;
PyObject *res;
uint32_t type_version = read_u32(&next_instr[1].cache);
uint32_t keys_version = read_u32(&next_instr[3].cache);
PyObject *descr = read_obj(&next_instr[5].cache);
/* Cached method object */
assert(cframe.use_tracing == 0);
PyTypeObject *self_cls = Py_TYPE(self);
assert(type_version != 0);
DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR);
assert(self_cls->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(self);
DEOPT_IF(!_PyDictOrValues_IsValues(dorv), LOAD_ATTR);
PyHeapTypeObject *self_heap_type = (PyHeapTypeObject *)self_cls;
DEOPT_IF(self_heap_type->ht_cached_keys->dk_version !=
keys_version, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
assert(descr != NULL);
res2 = Py_NewRef(descr);
assert(_PyType_HasFeature(Py_TYPE(res2), Py_TPFLAGS_METHOD_DESCRIPTOR));
res = self;
assert(oparg & 1);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; }
next_instr += 9;
DISPATCH();
}
TARGET(LOAD_ATTR_METHOD_NO_DICT) {
PyObject *self = stack_pointer[-1];
PyObject *res2 = NULL;
PyObject *res;
uint32_t type_version = read_u32(&next_instr[1].cache);
PyObject *descr = read_obj(&next_instr[5].cache);
assert(cframe.use_tracing == 0);
PyTypeObject *self_cls = Py_TYPE(self);
DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR);
assert(self_cls->tp_dictoffset == 0);
STAT_INC(LOAD_ATTR, hit);
assert(descr != NULL);
assert(_PyType_HasFeature(Py_TYPE(descr), Py_TPFLAGS_METHOD_DESCRIPTOR));
res2 = Py_NewRef(descr);
res = self;
assert(oparg & 1);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; }
next_instr += 9;
DISPATCH();
}
TARGET(LOAD_ATTR_METHOD_LAZY_DICT) {
PyObject *self = stack_pointer[-1];
PyObject *res2 = NULL;
PyObject *res;
uint32_t type_version = read_u32(&next_instr[1].cache);
PyObject *descr = read_obj(&next_instr[5].cache);
assert(cframe.use_tracing == 0);
PyTypeObject *self_cls = Py_TYPE(self);
DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR);
Py_ssize_t dictoffset = self_cls->tp_dictoffset;
assert(dictoffset > 0);
PyObject *dict = *(PyObject **)((char *)self + dictoffset);
/* This object has a __dict__, just not yet created */
DEOPT_IF(dict != NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
assert(descr != NULL);
assert(_PyType_HasFeature(Py_TYPE(descr), Py_TPFLAGS_METHOD_DESCRIPTOR));
res2 = Py_NewRef(descr);
res = self;
assert(oparg & 1);
STACK_GROW(((oparg & 1) ? 1 : 0));
stack_pointer[-1] = res;
if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; }
next_instr += 9;
DISPATCH();
}
TARGET(KW_NAMES) {
assert(kwnames == NULL);
assert(oparg < PyTuple_GET_SIZE(frame->f_code->co_consts));
kwnames = GETITEM(frame->f_code->co_consts, oparg);
DISPATCH();
}
TARGET(CALL) {
PREDICTED(CALL);
static_assert(INLINE_CACHE_ENTRIES_CALL == 4, "incorrect cache size");
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
args--;
total_args++;
}
#if ENABLE_SPECIALIZATION
_PyCallCache *cache = (_PyCallCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
assert(cframe.use_tracing == 0);
next_instr--;
_Py_Specialize_Call(callable, next_instr, total_args, kwnames);
DISPATCH_SAME_OPARG();
}
STAT_INC(CALL, deferred);
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#endif /* ENABLE_SPECIALIZATION */
if (!is_meth && Py_TYPE(callable) == &PyMethod_Type) {
is_meth = 1; // For consistenct; it's dead, though
args--;
total_args++;
PyObject *self = ((PyMethodObject *)callable)->im_self;
args[0] = Py_NewRef(self);
method = ((PyMethodObject *)callable)->im_func;
args[-1] = Py_NewRef(method);
Py_DECREF(callable);
callable = method;
}
int positional_args = total_args - KWNAMES_LEN();
// Check if the call can be inlined or not
if (Py_TYPE(callable) == &PyFunction_Type &&
tstate->interp->eval_frame == NULL &&
((PyFunctionObject *)callable)->vectorcall == _PyFunction_Vectorcall)
{
int code_flags = ((PyCodeObject*)PyFunction_GET_CODE(callable))->co_flags;
PyObject *locals = code_flags & CO_OPTIMIZED ? NULL : Py_NewRef(PyFunction_GET_GLOBALS(callable));
_PyInterpreterFrame *new_frame = _PyEvalFramePushAndInit(
tstate, (PyFunctionObject *)callable, locals,
args, positional_args, kwnames
);
kwnames = NULL;
// Manipulate stack directly since we leave using DISPATCH_INLINED().
STACK_SHRINK(oparg + 2);
// The frame has stolen all the arguments from the stack,
// so there is no need to clean them up.
if (new_frame == NULL) {
goto error;
}
JUMPBY(INLINE_CACHE_ENTRIES_CALL);
DISPATCH_INLINED(new_frame);
}
/* Callable is not a normal Python function */
if (cframe.use_tracing) {
res = trace_call_function(
tstate, callable, args,
positional_args, kwnames);
}
else {
res = PyObject_Vectorcall(
callable, args,
positional_args | PY_VECTORCALL_ARGUMENTS_OFFSET,
kwnames);
}
kwnames = NULL;
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
Py_DECREF(callable);
for (int i = 0; i < total_args; i++) {
Py_DECREF(args[i]);
}
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_BOUND_METHOD_EXACT_ARGS) {
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
DEOPT_IF(method != NULL, CALL);
DEOPT_IF(Py_TYPE(callable) != &PyMethod_Type, CALL);
STAT_INC(CALL, hit);
PyObject *self = ((PyMethodObject *)callable)->im_self;
PEEK(oparg + 1) = Py_NewRef(self); // callable
PyObject *meth = ((PyMethodObject *)callable)->im_func;
PEEK(oparg + 2) = Py_NewRef(meth); // method
Py_DECREF(callable);
GO_TO_INSTRUCTION(CALL_PY_EXACT_ARGS);
}
TARGET(CALL_PY_EXACT_ARGS) {
PREDICTED(CALL_PY_EXACT_ARGS);
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
uint32_t func_version = read_u32(&next_instr[1].cache);
assert(kwnames == NULL);
DEOPT_IF(tstate->interp->eval_frame, CALL);
int is_meth = method != NULL;
int argcount = oparg;
if (is_meth) {
callable = method;
args--;
argcount++;
}
DEOPT_IF(!PyFunction_Check(callable), CALL);
PyFunctionObject *func = (PyFunctionObject *)callable;
DEOPT_IF(func->func_version != func_version, CALL);
PyCodeObject *code = (PyCodeObject *)func->func_code;
DEOPT_IF(code->co_argcount != argcount, CALL);
DEOPT_IF(!_PyThreadState_HasStackSpace(tstate, code->co_framesize), CALL);
STAT_INC(CALL, hit);
_PyInterpreterFrame *new_frame = _PyFrame_PushUnchecked(tstate, func, argcount);
for (int i = 0; i < argcount; i++) {
new_frame->localsplus[i] = args[i];
}
// Manipulate stack directly since we leave using DISPATCH_INLINED().
STACK_SHRINK(oparg + 2);
JUMPBY(INLINE_CACHE_ENTRIES_CALL);
DISPATCH_INLINED(new_frame);
}
TARGET(CALL_PY_WITH_DEFAULTS) {
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
uint32_t func_version = read_u32(&next_instr[1].cache);
uint16_t min_args = read_u16(&next_instr[3].cache);
assert(kwnames == NULL);
DEOPT_IF(tstate->interp->eval_frame, CALL);
int is_meth = method != NULL;
int argcount = oparg;
if (is_meth) {
callable = method;
args--;
argcount++;
}
DEOPT_IF(!PyFunction_Check(callable), CALL);
PyFunctionObject *func = (PyFunctionObject *)callable;
DEOPT_IF(func->func_version != func_version, CALL);
PyCodeObject *code = (PyCodeObject *)func->func_code;
DEOPT_IF(argcount > code->co_argcount, CALL);
DEOPT_IF(argcount < min_args, CALL);
DEOPT_IF(!_PyThreadState_HasStackSpace(tstate, code->co_framesize), CALL);
STAT_INC(CALL, hit);
_PyInterpreterFrame *new_frame = _PyFrame_PushUnchecked(tstate, func, code->co_argcount);
for (int i = 0; i < argcount; i++) {
new_frame->localsplus[i] = args[i];
}
for (int i = argcount; i < code->co_argcount; i++) {
PyObject *def = PyTuple_GET_ITEM(func->func_defaults, i - min_args);
new_frame->localsplus[i] = Py_NewRef(def);
}
// Manipulate stack and cache directly since we leave using DISPATCH_INLINED().
STACK_SHRINK(oparg + 2);
JUMPBY(INLINE_CACHE_ENTRIES_CALL);
DISPATCH_INLINED(new_frame);
}
TARGET(CALL_NO_KW_TYPE_1) {
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *null = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(kwnames == NULL);
assert(cframe.use_tracing == 0);
assert(oparg == 1);
DEOPT_IF(null != NULL, CALL);
PyObject *obj = args[0];
DEOPT_IF(callable != (PyObject *)&PyType_Type, CALL);
STAT_INC(CALL, hit);
res = Py_NewRef(Py_TYPE(obj));
Py_DECREF(obj);
Py_DECREF(&PyType_Type); // I.e., callable
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
DISPATCH();
}
TARGET(CALL_NO_KW_STR_1) {
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *null = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(kwnames == NULL);
assert(cframe.use_tracing == 0);
assert(oparg == 1);
DEOPT_IF(null != NULL, CALL);
DEOPT_IF(callable != (PyObject *)&PyUnicode_Type, CALL);
STAT_INC(CALL, hit);
PyObject *arg = args[0];
res = PyObject_Str(arg);
Py_DECREF(arg);
Py_DECREF(&PyUnicode_Type); // I.e., callable
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_NO_KW_TUPLE_1) {
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *null = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(kwnames == NULL);
assert(oparg == 1);
DEOPT_IF(null != NULL, CALL);
DEOPT_IF(callable != (PyObject *)&PyTuple_Type, CALL);
STAT_INC(CALL, hit);
PyObject *arg = args[0];
res = PySequence_Tuple(arg);
Py_DECREF(arg);
Py_DECREF(&PyTuple_Type); // I.e., tuple
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_BUILTIN_CLASS) {
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
args--;
total_args++;
}
int kwnames_len = KWNAMES_LEN();
DEOPT_IF(!PyType_Check(callable), CALL);
PyTypeObject *tp = (PyTypeObject *)callable;
DEOPT_IF(tp->tp_vectorcall == NULL, CALL);
STAT_INC(CALL, hit);
res = tp->tp_vectorcall((PyObject *)tp, args,
total_args - kwnames_len, kwnames);
kwnames = NULL;
/* Free the arguments. */
for (int i = 0; i < total_args; i++) {
Py_DECREF(args[i]);
}
Py_DECREF(tp);
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_NO_KW_BUILTIN_O) {
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(cframe.use_tracing == 0);
/* Builtin METH_O functions */
assert(kwnames == NULL);
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
args--;
total_args++;
}
DEOPT_IF(total_args != 1, CALL);
DEOPT_IF(!PyCFunction_CheckExact(callable), CALL);
DEOPT_IF(PyCFunction_GET_FLAGS(callable) != METH_O, CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable);
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
goto error;
}
PyObject *arg = args[0];
res = _PyCFunction_TrampolineCall(cfunc, PyCFunction_GET_SELF(callable), arg);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
Py_DECREF(arg);
Py_DECREF(callable);
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_NO_KW_BUILTIN_FAST) {
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(cframe.use_tracing == 0);
/* Builtin METH_FASTCALL functions, without keywords */
assert(kwnames == NULL);
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
args--;
total_args++;
}
DEOPT_IF(!PyCFunction_CheckExact(callable), CALL);
DEOPT_IF(PyCFunction_GET_FLAGS(callable) != METH_FASTCALL, CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable);
/* res = func(self, args, nargs) */
res = ((_PyCFunctionFast)(void(*)(void))cfunc)(
PyCFunction_GET_SELF(callable),
args,
total_args);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
/* Free the arguments. */
for (int i = 0; i < total_args; i++) {
Py_DECREF(args[i]);
}
Py_DECREF(callable);
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
/* Not deopting because this doesn't mean our optimization was
wrong. `res` can be NULL for valid reasons. Eg. getattr(x,
'invalid'). In those cases an exception is set, so we must
handle it.
*/
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_BUILTIN_FAST_WITH_KEYWORDS) {
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(cframe.use_tracing == 0);
/* Builtin METH_FASTCALL | METH_KEYWORDS functions */
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
args--;
total_args++;
}
DEOPT_IF(!PyCFunction_CheckExact(callable), CALL);
DEOPT_IF(PyCFunction_GET_FLAGS(callable) !=
(METH_FASTCALL | METH_KEYWORDS), CALL);
STAT_INC(CALL, hit);
/* res = func(self, args, nargs, kwnames) */
_PyCFunctionFastWithKeywords cfunc =
(_PyCFunctionFastWithKeywords)(void(*)(void))
PyCFunction_GET_FUNCTION(callable);
res = cfunc(
PyCFunction_GET_SELF(callable),
args,
total_args - KWNAMES_LEN(),
kwnames
);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
kwnames = NULL;
/* Free the arguments. */
for (int i = 0; i < total_args; i++) {
Py_DECREF(args[i]);
}
Py_DECREF(callable);
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_NO_KW_LEN) {
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(cframe.use_tracing == 0);
assert(kwnames == NULL);
/* len(o) */
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
args--;
total_args++;
}
DEOPT_IF(total_args != 1, CALL);
PyInterpreterState *interp = _PyInterpreterState_GET();
DEOPT_IF(callable != interp->callable_cache.len, CALL);
STAT_INC(CALL, hit);
PyObject *arg = args[0];
Py_ssize_t len_i = PyObject_Length(arg);
if (len_i < 0) {
goto error;
}
res = PyLong_FromSsize_t(len_i);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
Py_DECREF(callable);
Py_DECREF(arg);
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
DISPATCH();
}
TARGET(CALL_NO_KW_ISINSTANCE) {
PyObject **args = (stack_pointer - oparg);
PyObject *callable = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(cframe.use_tracing == 0);
assert(kwnames == NULL);
/* isinstance(o, o2) */
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
args--;
total_args++;
}
DEOPT_IF(total_args != 2, CALL);
PyInterpreterState *interp = _PyInterpreterState_GET();
DEOPT_IF(callable != interp->callable_cache.isinstance, CALL);
STAT_INC(CALL, hit);
PyObject *cls = args[1];
PyObject *inst = args[0];
int retval = PyObject_IsInstance(inst, cls);
if (retval < 0) {
goto error;
}
res = PyBool_FromLong(retval);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
Py_DECREF(inst);
Py_DECREF(cls);
Py_DECREF(callable);
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
DISPATCH();
}
TARGET(CALL_NO_KW_LIST_APPEND) {
PyObject **args = (stack_pointer - oparg);
PyObject *self = stack_pointer[-(1 + oparg)];
PyObject *method = stack_pointer[-(2 + oparg)];
assert(cframe.use_tracing == 0);
assert(kwnames == NULL);
assert(oparg == 1);
assert(method != NULL);
PyInterpreterState *interp = _PyInterpreterState_GET();
DEOPT_IF(method != interp->callable_cache.list_append, CALL);
DEOPT_IF(!PyList_Check(self), CALL);
STAT_INC(CALL, hit);
if (_PyList_AppendTakeRef((PyListObject *)self, args[0]) < 0) {
goto pop_1_error; // Since arg is DECREF'ed already
}
Py_DECREF(self);
Py_DECREF(method);
STACK_SHRINK(3);
// CALL + POP_TOP
JUMPBY(INLINE_CACHE_ENTRIES_CALL + 1);
assert(next_instr[-1].op.code == POP_TOP);
DISPATCH();
}
TARGET(CALL_NO_KW_METHOD_DESCRIPTOR_O) {
PyObject **args = (stack_pointer - oparg);
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(kwnames == NULL);
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
args--;
total_args++;
}
PyMethodDescrObject *callable =
(PyMethodDescrObject *)PEEK(total_args + 1);
DEOPT_IF(total_args != 2, CALL);
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
DEOPT_IF(meth->ml_flags != METH_O, CALL);
PyObject *arg = args[1];
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, callable->d_common.d_type), CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
goto error;
}
res = _PyCFunction_TrampolineCall(cfunc, self, arg);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
Py_DECREF(self);
Py_DECREF(arg);
Py_DECREF(callable);
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS) {
PyObject **args = (stack_pointer - oparg);
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
args--;
total_args++;
}
PyMethodDescrObject *callable =
(PyMethodDescrObject *)PEEK(total_args + 1);
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
DEOPT_IF(meth->ml_flags != (METH_FASTCALL|METH_KEYWORDS), CALL);
PyTypeObject *d_type = callable->d_common.d_type;
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, d_type), CALL);
STAT_INC(CALL, hit);
int nargs = total_args - 1;
_PyCFunctionFastWithKeywords cfunc =
(_PyCFunctionFastWithKeywords)(void(*)(void))meth->ml_meth;
res = cfunc(self, args + 1, nargs - KWNAMES_LEN(), kwnames);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
kwnames = NULL;
/* Free the arguments. */
for (int i = 0; i < total_args; i++) {
Py_DECREF(args[i]);
}
Py_DECREF(callable);
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_NO_KW_METHOD_DESCRIPTOR_NOARGS) {
PyObject **args = (stack_pointer - oparg);
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(kwnames == NULL);
assert(oparg == 0 || oparg == 1);
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
args--;
total_args++;
}
DEOPT_IF(total_args != 1, CALL);
PyMethodDescrObject *callable = (PyMethodDescrObject *)SECOND();
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, callable->d_common.d_type), CALL);
DEOPT_IF(meth->ml_flags != METH_NOARGS, CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
goto error;
}
res = _PyCFunction_TrampolineCall(cfunc, self, NULL);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
Py_DECREF(self);
Py_DECREF(callable);
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_NO_KW_METHOD_DESCRIPTOR_FAST) {
PyObject **args = (stack_pointer - oparg);
PyObject *method = stack_pointer[-(2 + oparg)];
PyObject *res;
assert(kwnames == NULL);
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
args--;
total_args++;
}
PyMethodDescrObject *callable =
(PyMethodDescrObject *)PEEK(total_args + 1);
/* Builtin METH_FASTCALL methods, without keywords */
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
DEOPT_IF(meth->ml_flags != METH_FASTCALL, CALL);
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, callable->d_common.d_type), CALL);
STAT_INC(CALL, hit);
_PyCFunctionFast cfunc =
(_PyCFunctionFast)(void(*)(void))meth->ml_meth;
int nargs = total_args - 1;
res = cfunc(self, args + 1, nargs);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
/* Clear the stack of the arguments. */
for (int i = 0; i < total_args; i++) {
Py_DECREF(args[i]);
}
Py_DECREF(callable);
if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; }
STACK_SHRINK(oparg);
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 4;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(CALL_FUNCTION_EX) {
PREDICTED(CALL_FUNCTION_EX);
PyObject *kwargs = (oparg & 1) ? stack_pointer[-(((oparg & 1) ? 1 : 0))] : NULL;
PyObject *callargs = stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))];
PyObject *func = stack_pointer[-(2 + ((oparg & 1) ? 1 : 0))];
PyObject *result;
if (oparg & 1) {
// DICT_MERGE is called before this opcode if there are kwargs.
// It converts all dict subtypes in kwargs into regular dicts.
assert(PyDict_CheckExact(kwargs));
}
if (!PyTuple_CheckExact(callargs)) {
if (check_args_iterable(tstate, func, callargs) < 0) {
goto error;
}
PyObject *tuple = PySequence_Tuple(callargs);
if (tuple == NULL) {
goto error;
}
Py_SETREF(callargs, tuple);
}
assert(PyTuple_CheckExact(callargs));
result = do_call_core(tstate, func, callargs, kwargs, cframe.use_tracing);
Py_DECREF(func);
Py_DECREF(callargs);
Py_XDECREF(kwargs);
assert(PEEK(3 + (oparg & 1)) == NULL);
if (result == NULL) { STACK_SHRINK(((oparg & 1) ? 1 : 0)); goto pop_3_error; }
STACK_SHRINK(((oparg & 1) ? 1 : 0));
STACK_SHRINK(2);
stack_pointer[-1] = result;
CHECK_EVAL_BREAKER();
DISPATCH();
}
TARGET(MAKE_FUNCTION) {
PyObject *codeobj = stack_pointer[-1];
PyObject *closure = (oparg & 0x08) ? stack_pointer[-(1 + ((oparg & 0x08) ? 1 : 0))] : NULL;
PyObject *annotations = (oparg & 0x04) ? stack_pointer[-(1 + ((oparg & 0x08) ? 1 : 0) + ((oparg & 0x04) ? 1 : 0))] : NULL;
PyObject *kwdefaults = (oparg & 0x02) ? stack_pointer[-(1 + ((oparg & 0x08) ? 1 : 0) + ((oparg & 0x04) ? 1 : 0) + ((oparg & 0x02) ? 1 : 0))] : NULL;
PyObject *defaults = (oparg & 0x01) ? stack_pointer[-(1 + ((oparg & 0x08) ? 1 : 0) + ((oparg & 0x04) ? 1 : 0) + ((oparg & 0x02) ? 1 : 0) + ((oparg & 0x01) ? 1 : 0))] : NULL;
PyObject *func;
PyFunctionObject *func_obj = (PyFunctionObject *)
PyFunction_New(codeobj, GLOBALS());
Py_DECREF(codeobj);
if (func_obj == NULL) {
goto error;
}
if (oparg & 0x08) {
assert(PyTuple_CheckExact(closure));
func_obj->func_closure = closure;
}
if (oparg & 0x04) {
assert(PyTuple_CheckExact(annotations));
func_obj->func_annotations = annotations;
}
if (oparg & 0x02) {
assert(PyDict_CheckExact(kwdefaults));
func_obj->func_kwdefaults = kwdefaults;
}
if (oparg & 0x01) {
assert(PyTuple_CheckExact(defaults));
func_obj->func_defaults = defaults;
}
func_obj->func_version = ((PyCodeObject *)codeobj)->co_version;
func = (PyObject *)func_obj;
STACK_SHRINK(((oparg & 0x01) ? 1 : 0) + ((oparg & 0x02) ? 1 : 0) + ((oparg & 0x04) ? 1 : 0) + ((oparg & 0x08) ? 1 : 0));
stack_pointer[-1] = func;
DISPATCH();
}
TARGET(RETURN_GENERATOR) {
assert(PyFunction_Check(frame->f_funcobj));
PyFunctionObject *func = (PyFunctionObject *)frame->f_funcobj;
PyGenObject *gen = (PyGenObject *)_Py_MakeCoro(func);
if (gen == NULL) {
goto error;
}
assert(EMPTY());
_PyFrame_SetStackPointer(frame, stack_pointer);
_PyInterpreterFrame *gen_frame = (_PyInterpreterFrame *)gen->gi_iframe;
_PyFrame_Copy(frame, gen_frame);
assert(frame->frame_obj == NULL);
gen->gi_frame_state = FRAME_CREATED;
gen_frame->owner = FRAME_OWNED_BY_GENERATOR;
_Py_LeaveRecursiveCallPy(tstate);
assert(frame != &entry_frame);
_PyInterpreterFrame *prev = frame->previous;
_PyThreadState_PopFrame(tstate, frame);
frame = cframe.current_frame = prev;
_PyFrame_StackPush(frame, (PyObject *)gen);
goto resume_frame;
}
TARGET(BUILD_SLICE) {
PyObject *step = (oparg == 3) ? stack_pointer[-(((oparg == 3) ? 1 : 0))] : NULL;
PyObject *stop = stack_pointer[-(1 + ((oparg == 3) ? 1 : 0))];
PyObject *start = stack_pointer[-(2 + ((oparg == 3) ? 1 : 0))];
PyObject *slice;
slice = PySlice_New(start, stop, step);
Py_DECREF(start);
Py_DECREF(stop);
Py_XDECREF(step);
if (slice == NULL) { STACK_SHRINK(((oparg == 3) ? 1 : 0)); goto pop_2_error; }
STACK_SHRINK(((oparg == 3) ? 1 : 0));
STACK_SHRINK(1);
stack_pointer[-1] = slice;
DISPATCH();
}
TARGET(FORMAT_VALUE) {
PyObject *fmt_spec = ((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? stack_pointer[-((((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? 1 : 0))] : NULL;
PyObject *value = stack_pointer[-(1 + (((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? 1 : 0))];
PyObject *result;
/* Handles f-string value formatting. */
PyObject *(*conv_fn)(PyObject *);
int which_conversion = oparg & FVC_MASK;
/* See if any conversion is specified. */
switch (which_conversion) {
case FVC_NONE: conv_fn = NULL; break;
case FVC_STR: conv_fn = PyObject_Str; break;
case FVC_REPR: conv_fn = PyObject_Repr; break;
case FVC_ASCII: conv_fn = PyObject_ASCII; break;
default:
_PyErr_Format(tstate, PyExc_SystemError,
"unexpected conversion flag %d",
which_conversion);
goto error;
}
/* If there's a conversion function, call it and replace
value with that result. Otherwise, just use value,
without conversion. */
if (conv_fn != NULL) {
result = conv_fn(value);
Py_DECREF(value);
if (result == NULL) {
Py_XDECREF(fmt_spec);
if (true) { STACK_SHRINK((((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? 1 : 0)); goto pop_1_error; }
}
value = result;
}
/* If value is a unicode object, and there's no fmt_spec,
then we know the result of format(value) is value
itself. In that case, skip calling format(). I plan to
move this optimization in to PyObject_Format()
itself. */
if (PyUnicode_CheckExact(value) && fmt_spec == NULL) {
/* Do nothing, just transfer ownership to result. */
result = value;
} else {
/* Actually call format(). */
result = PyObject_Format(value, fmt_spec);
Py_DECREF(value);
Py_XDECREF(fmt_spec);
if (result == NULL) { STACK_SHRINK((((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? 1 : 0)); goto pop_1_error; }
}
STACK_SHRINK((((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? 1 : 0));
stack_pointer[-1] = result;
DISPATCH();
}
TARGET(COPY) {
PyObject *bottom = stack_pointer[-(1 + (oparg-1))];
PyObject *top;
assert(oparg > 0);
top = Py_NewRef(bottom);
STACK_GROW(1);
stack_pointer[-1] = top;
DISPATCH();
}
TARGET(BINARY_OP) {
PREDICTED(BINARY_OP);
static_assert(INLINE_CACHE_ENTRIES_BINARY_OP == 1, "incorrect cache size");
PyObject *rhs = stack_pointer[-1];
PyObject *lhs = stack_pointer[-2];
PyObject *res;
#if ENABLE_SPECIALIZATION
_PyBinaryOpCache *cache = (_PyBinaryOpCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
assert(cframe.use_tracing == 0);
next_instr--;
_Py_Specialize_BinaryOp(lhs, rhs, next_instr, oparg, &GETLOCAL(0));
DISPATCH_SAME_OPARG();
}
STAT_INC(BINARY_OP, deferred);
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#endif /* ENABLE_SPECIALIZATION */
assert(0 <= oparg);
assert((unsigned)oparg < Py_ARRAY_LENGTH(binary_ops));
assert(binary_ops[oparg]);
res = binary_ops[oparg](lhs, rhs);
Py_DECREF(lhs);
Py_DECREF(rhs);
if (res == NULL) goto pop_2_error;
STACK_SHRINK(1);
stack_pointer[-1] = res;
next_instr += 1;
DISPATCH();
}
TARGET(SWAP) {
PyObject *top = stack_pointer[-1];
PyObject *bottom = stack_pointer[-(2 + (oparg-2))];
assert(oparg >= 2);
stack_pointer[-1] = bottom;
stack_pointer[-(2 + (oparg-2))] = top;
DISPATCH();
}
TARGET(EXTENDED_ARG) {
assert(oparg);
assert(cframe.use_tracing == 0);
opcode = next_instr->op.code;
oparg = oparg << 8 | next_instr->op.arg;
PRE_DISPATCH_GOTO();
DISPATCH_GOTO();
}
TARGET(CACHE) {
Py_UNREACHABLE();
}