// This file is generated by Tools/cases_generator/tier2_generator.py // from: // Python/bytecodes.c // Do not edit! #ifdef TIER_ONE #error "This file is for Tier 2 only" #endif #define TIER_TWO 2 case _NOP: { break; } case _CHECK_PERIODIC: { _Py_CHECK_EMSCRIPTEN_SIGNALS_PERIODICALLY(); QSBR_QUIESCENT_STATE(tstate); \ if (_Py_atomic_load_uintptr_relaxed(&tstate->eval_breaker) & _PY_EVAL_EVENTS_MASK) { int err = _Py_HandlePending(tstate); if (err != 0) JUMP_TO_ERROR(); } break; } case _CHECK_PERIODIC_IF_NOT_YIELD_FROM: { oparg = CURRENT_OPARG(); if ((oparg & RESUME_OPARG_LOCATION_MASK) < RESUME_AFTER_YIELD_FROM) { _Py_CHECK_EMSCRIPTEN_SIGNALS_PERIODICALLY(); QSBR_QUIESCENT_STATE(tstate); \ if (_Py_atomic_load_uintptr_relaxed(&tstate->eval_breaker) & _PY_EVAL_EVENTS_MASK) { int err = _Py_HandlePending(tstate); if (err != 0) JUMP_TO_ERROR(); } } break; } /* _QUICKEN_RESUME is not a viable micro-op for tier 2 because it uses the 'this_instr' variable */ case _RESUME_CHECK: { #if defined(__EMSCRIPTEN__) if (_Py_emscripten_signal_clock == 0) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } _Py_emscripten_signal_clock -= Py_EMSCRIPTEN_SIGNAL_HANDLING; #endif uintptr_t eval_breaker = _Py_atomic_load_uintptr_relaxed(&tstate->eval_breaker); uintptr_t version = FT_ATOMIC_LOAD_UINTPTR_ACQUIRE(_PyFrame_GetCode(frame)->_co_instrumentation_version); assert((version & _PY_EVAL_EVENTS_MASK) == 0); if (eval_breaker != version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } /* _MONITOR_RESUME is not a viable micro-op for tier 2 because it uses the 'this_instr' variable */ case _LOAD_FAST_CHECK: { _PyStackRef value; oparg = CURRENT_OPARG(); _PyStackRef value_s = GETLOCAL(oparg); if (PyStackRef_IsNull(value_s)) { _PyEval_FormatExcCheckArg(tstate, PyExc_UnboundLocalError, UNBOUNDLOCAL_ERROR_MSG, PyTuple_GetItem(_PyFrame_GetCode(frame)->co_localsplusnames, oparg) ); if (1) JUMP_TO_ERROR(); } value = PyStackRef_DUP(value_s); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_FAST_0: { _PyStackRef value; oparg = 0; assert(oparg == CURRENT_OPARG()); assert(!PyStackRef_IsNull(GETLOCAL(oparg))); value = PyStackRef_DUP(GETLOCAL(oparg)); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_FAST_1: { _PyStackRef value; oparg = 1; assert(oparg == CURRENT_OPARG()); assert(!PyStackRef_IsNull(GETLOCAL(oparg))); value = PyStackRef_DUP(GETLOCAL(oparg)); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_FAST_2: { _PyStackRef value; oparg = 2; assert(oparg == CURRENT_OPARG()); assert(!PyStackRef_IsNull(GETLOCAL(oparg))); value = PyStackRef_DUP(GETLOCAL(oparg)); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_FAST_3: { _PyStackRef value; oparg = 3; assert(oparg == CURRENT_OPARG()); assert(!PyStackRef_IsNull(GETLOCAL(oparg))); value = PyStackRef_DUP(GETLOCAL(oparg)); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_FAST_4: { _PyStackRef value; oparg = 4; assert(oparg == CURRENT_OPARG()); assert(!PyStackRef_IsNull(GETLOCAL(oparg))); value = PyStackRef_DUP(GETLOCAL(oparg)); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_FAST_5: { _PyStackRef value; oparg = 5; assert(oparg == CURRENT_OPARG()); assert(!PyStackRef_IsNull(GETLOCAL(oparg))); value = PyStackRef_DUP(GETLOCAL(oparg)); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_FAST_6: { _PyStackRef value; oparg = 6; assert(oparg == CURRENT_OPARG()); assert(!PyStackRef_IsNull(GETLOCAL(oparg))); value = PyStackRef_DUP(GETLOCAL(oparg)); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_FAST_7: { _PyStackRef value; oparg = 7; assert(oparg == CURRENT_OPARG()); assert(!PyStackRef_IsNull(GETLOCAL(oparg))); value = PyStackRef_DUP(GETLOCAL(oparg)); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_FAST: { _PyStackRef value; oparg = CURRENT_OPARG(); assert(!PyStackRef_IsNull(GETLOCAL(oparg))); value = PyStackRef_DUP(GETLOCAL(oparg)); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_FAST_AND_CLEAR: { _PyStackRef value; oparg = CURRENT_OPARG(); value = GETLOCAL(oparg); // do not use SETLOCAL here, it decrefs the old value GETLOCAL(oparg) = PyStackRef_NULL; stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_CONST: { _PyStackRef value; oparg = CURRENT_OPARG(); value = PyStackRef_FromPyObjectNew(GETITEM(FRAME_CO_CONSTS, oparg)); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_FAST_0: { _PyStackRef value; oparg = 0; assert(oparg == CURRENT_OPARG()); value = stack_pointer[-1]; SETLOCAL(oparg, value); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_FAST_1: { _PyStackRef value; oparg = 1; assert(oparg == CURRENT_OPARG()); value = stack_pointer[-1]; SETLOCAL(oparg, value); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_FAST_2: { _PyStackRef value; oparg = 2; assert(oparg == CURRENT_OPARG()); value = stack_pointer[-1]; SETLOCAL(oparg, value); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_FAST_3: { _PyStackRef value; oparg = 3; assert(oparg == CURRENT_OPARG()); value = stack_pointer[-1]; SETLOCAL(oparg, value); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_FAST_4: { _PyStackRef value; oparg = 4; assert(oparg == CURRENT_OPARG()); value = stack_pointer[-1]; SETLOCAL(oparg, value); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_FAST_5: { _PyStackRef value; oparg = 5; assert(oparg == CURRENT_OPARG()); value = stack_pointer[-1]; SETLOCAL(oparg, value); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_FAST_6: { _PyStackRef value; oparg = 6; assert(oparg == CURRENT_OPARG()); value = stack_pointer[-1]; SETLOCAL(oparg, value); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_FAST_7: { _PyStackRef value; oparg = 7; assert(oparg == CURRENT_OPARG()); value = stack_pointer[-1]; SETLOCAL(oparg, value); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_FAST: { _PyStackRef value; oparg = CURRENT_OPARG(); value = stack_pointer[-1]; SETLOCAL(oparg, value); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _POP_TOP: { _PyStackRef value; value = stack_pointer[-1]; PyStackRef_CLOSE(value); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _PUSH_NULL: { _PyStackRef res; res = PyStackRef_NULL; stack_pointer[0] = res; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _END_SEND: { _PyStackRef value; _PyStackRef receiver; value = stack_pointer[-1]; receiver = stack_pointer[-2]; (void)receiver; PyStackRef_CLOSE(receiver); stack_pointer[-2] = value; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _UNARY_NEGATIVE: { _PyStackRef value; _PyStackRef res; value = stack_pointer[-1]; PyObject *res_o = PyNumber_Negative(PyStackRef_AsPyObjectBorrow(value)); PyStackRef_CLOSE(value); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-1] = res; break; } case _UNARY_NOT: { _PyStackRef value; _PyStackRef res; value = stack_pointer[-1]; assert(PyStackRef_BoolCheck(value)); res = PyStackRef_Is(value, PyStackRef_False) ? PyStackRef_True : PyStackRef_False; stack_pointer[-1] = res; break; } case _TO_BOOL: { _PyStackRef value; _PyStackRef res; value = stack_pointer[-1]; int err = PyObject_IsTrue(PyStackRef_AsPyObjectBorrow(value)); PyStackRef_CLOSE(value); if (err < 0) JUMP_TO_ERROR(); res = err ? PyStackRef_True : PyStackRef_False; stack_pointer[-1] = res; break; } case _TO_BOOL_BOOL: { _PyStackRef value; value = stack_pointer[-1]; if (!PyStackRef_BoolCheck(value)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(TO_BOOL, hit); break; } case _TO_BOOL_INT: { _PyStackRef value; _PyStackRef res; value = stack_pointer[-1]; PyObject *value_o = PyStackRef_AsPyObjectBorrow(value); if (!PyLong_CheckExact(value_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(TO_BOOL, hit); if (_PyLong_IsZero((PyLongObject *)value_o)) { assert(_Py_IsImmortalLoose(value_o)); res = PyStackRef_False; } else { PyStackRef_CLOSE(value); res = PyStackRef_True; } stack_pointer[-1] = res; break; } case _TO_BOOL_LIST: { _PyStackRef value; _PyStackRef res; value = stack_pointer[-1]; PyObject *value_o = PyStackRef_AsPyObjectBorrow(value); if (!PyList_CheckExact(value_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(TO_BOOL, hit); res = Py_SIZE(value_o) ? PyStackRef_True : PyStackRef_False; PyStackRef_CLOSE(value); stack_pointer[-1] = res; break; } case _TO_BOOL_NONE: { _PyStackRef value; _PyStackRef res; value = stack_pointer[-1]; // This one is a bit weird, because we expect *some* failures: if (!PyStackRef_Is(value, PyStackRef_None)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(TO_BOOL, hit); res = PyStackRef_False; stack_pointer[-1] = res; break; } case _TO_BOOL_STR: { _PyStackRef value; _PyStackRef res; value = stack_pointer[-1]; PyObject *value_o = PyStackRef_AsPyObjectBorrow(value); if (!PyUnicode_CheckExact(value_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(TO_BOOL, hit); if (value_o == &_Py_STR(empty)) { assert(_Py_IsImmortalLoose(value_o)); res = PyStackRef_False; } else { assert(Py_SIZE(value_o)); PyStackRef_CLOSE(value); res = PyStackRef_True; } stack_pointer[-1] = res; break; } case _REPLACE_WITH_TRUE: { _PyStackRef value; _PyStackRef res; value = stack_pointer[-1]; PyStackRef_CLOSE(value); res = PyStackRef_True; stack_pointer[-1] = res; break; } case _UNARY_INVERT: { _PyStackRef value; _PyStackRef res; value = stack_pointer[-1]; PyObject *res_o = PyNumber_Invert(PyStackRef_AsPyObjectBorrow(value)); PyStackRef_CLOSE(value); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-1] = res; break; } case _GUARD_BOTH_INT: { _PyStackRef right; _PyStackRef left; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); if (!PyLong_CheckExact(left_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyLong_CheckExact(right_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _GUARD_NOS_INT: { _PyStackRef left; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); if (!PyLong_CheckExact(left_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _GUARD_TOS_INT: { _PyStackRef value; value = stack_pointer[-1]; PyObject *value_o = PyStackRef_AsPyObjectBorrow(value); if (!PyLong_CheckExact(value_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _BINARY_OP_MULTIPLY_INT: { _PyStackRef right; _PyStackRef left; _PyStackRef res; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); STAT_INC(BINARY_OP, hit); PyObject *res_o = _PyLong_Multiply((PyLongObject *)left_o, (PyLongObject *)right_o); _Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free); _Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_OP_ADD_INT: { _PyStackRef right; _PyStackRef left; _PyStackRef res; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); STAT_INC(BINARY_OP, hit); PyObject *res_o = _PyLong_Add((PyLongObject *)left_o, (PyLongObject *)right_o); _Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free); _Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_OP_SUBTRACT_INT: { _PyStackRef right; _PyStackRef left; _PyStackRef res; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); STAT_INC(BINARY_OP, hit); PyObject *res_o = _PyLong_Subtract((PyLongObject *)left_o, (PyLongObject *)right_o); _Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free); _Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);; if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _GUARD_BOTH_FLOAT: { _PyStackRef right; _PyStackRef left; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); if (!PyFloat_CheckExact(left_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyFloat_CheckExact(right_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _GUARD_NOS_FLOAT: { _PyStackRef left; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); if (!PyFloat_CheckExact(left_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _GUARD_TOS_FLOAT: { _PyStackRef value; value = stack_pointer[-1]; PyObject *value_o = PyStackRef_AsPyObjectBorrow(value); if (!PyFloat_CheckExact(value_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _BINARY_OP_MULTIPLY_FLOAT: { _PyStackRef right; _PyStackRef left; _PyStackRef res; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); STAT_INC(BINARY_OP, hit); double dres = ((PyFloatObject *)left_o)->ob_fval * ((PyFloatObject *)right_o)->ob_fval; PyObject *res_o; DECREF_INPUTS_AND_REUSE_FLOAT(left_o, right_o, dres, res_o); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_OP_ADD_FLOAT: { _PyStackRef right; _PyStackRef left; _PyStackRef res; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); STAT_INC(BINARY_OP, hit); double dres = ((PyFloatObject *)left_o)->ob_fval + ((PyFloatObject *)right_o)->ob_fval; PyObject *res_o; DECREF_INPUTS_AND_REUSE_FLOAT(left_o, right_o, dres, res_o); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_OP_SUBTRACT_FLOAT: { _PyStackRef right; _PyStackRef left; _PyStackRef res; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); STAT_INC(BINARY_OP, hit); double dres = ((PyFloatObject *)left_o)->ob_fval - ((PyFloatObject *)right_o)->ob_fval; PyObject *res_o; DECREF_INPUTS_AND_REUSE_FLOAT(left_o, right_o, dres, res_o); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _GUARD_BOTH_UNICODE: { _PyStackRef right; _PyStackRef left; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); if (!PyUnicode_CheckExact(left_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyUnicode_CheckExact(right_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _BINARY_OP_ADD_UNICODE: { _PyStackRef right; _PyStackRef left; _PyStackRef res; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); STAT_INC(BINARY_OP, hit); PyObject *res_o = PyUnicode_Concat(left_o, right_o); _Py_DECREF_SPECIALIZED(left_o, _PyUnicode_ExactDealloc); _Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_OP_INPLACE_ADD_UNICODE: { _PyStackRef right; _PyStackRef left; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); int next_oparg; #if TIER_ONE assert(next_instr->op.code == STORE_FAST); next_oparg = next_instr->op.arg; #else next_oparg = CURRENT_OPERAND(); #endif _PyStackRef *target_local = &GETLOCAL(next_oparg); if (!PyStackRef_Is(*target_local, left)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } 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_o) >= 2); _Py_DECREF_NO_DEALLOC(left_o); PyObject *temp = PyStackRef_AsPyObjectBorrow(*target_local); PyUnicode_Append(&temp, right_o); *target_local = PyStackRef_FromPyObjectSteal(temp); _Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc); if (PyStackRef_IsNull(*target_local)) JUMP_TO_ERROR(); #if TIER_ONE // The STORE_FAST is already done. This is done here in tier one, // and during trace projection in tier two: assert(next_instr->op.code == STORE_FAST); SKIP_OVER(1); #endif stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_SUBSCR: { _PyStackRef sub; _PyStackRef container; _PyStackRef res; sub = stack_pointer[-1]; container = stack_pointer[-2]; PyObject *container_o = PyStackRef_AsPyObjectBorrow(container); PyObject *sub_o = PyStackRef_AsPyObjectBorrow(sub); PyObject *res_o = PyObject_GetItem(container_o, sub_o); PyStackRef_CLOSE(container); PyStackRef_CLOSE(sub); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_SLICE: { _PyStackRef stop; _PyStackRef start; _PyStackRef container; _PyStackRef res; stop = stack_pointer[-1]; start = stack_pointer[-2]; container = stack_pointer[-3]; PyObject *slice = _PyBuildSlice_ConsumeRefs(PyStackRef_AsPyObjectSteal(start), PyStackRef_AsPyObjectSteal(stop)); PyObject *res_o; // Can't use ERROR_IF() here, because we haven't // DECREF'ed container yet, and we still own slice. if (slice == NULL) { res_o = NULL; } else { res_o = PyObject_GetItem(PyStackRef_AsPyObjectBorrow(container), slice); Py_DECREF(slice); } PyStackRef_CLOSE(container); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-3] = res; stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_SLICE: { _PyStackRef stop; _PyStackRef start; _PyStackRef container; _PyStackRef v; stop = stack_pointer[-1]; start = stack_pointer[-2]; container = stack_pointer[-3]; v = stack_pointer[-4]; PyObject *slice = _PyBuildSlice_ConsumeRefs(PyStackRef_AsPyObjectSteal(start), PyStackRef_AsPyObjectSteal(stop)); int err; if (slice == NULL) { err = 1; } else { err = PyObject_SetItem(PyStackRef_AsPyObjectBorrow(container), slice, PyStackRef_AsPyObjectBorrow(v)); Py_DECREF(slice); } PyStackRef_CLOSE(v); PyStackRef_CLOSE(container); if (err) JUMP_TO_ERROR(); stack_pointer += -4; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_SUBSCR_LIST_INT: { _PyStackRef sub_st; _PyStackRef list_st; _PyStackRef res; sub_st = stack_pointer[-1]; list_st = stack_pointer[-2]; PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st); PyObject *list = PyStackRef_AsPyObjectBorrow(list_st); if (!PyLong_CheckExact(sub)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyList_CheckExact(list)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } // Deopt unless 0 <= sub < PyList_Size(list) if (!_PyLong_IsNonNegativeCompact((PyLongObject *)sub)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0]; if (index >= PyList_GET_SIZE(list)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(BINARY_SUBSCR, hit); PyObject *res_o = PyList_GET_ITEM(list, index); assert(res_o != NULL); Py_INCREF(res_o); _Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free); PyStackRef_CLOSE(list_st); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_SUBSCR_STR_INT: { _PyStackRef sub_st; _PyStackRef str_st; _PyStackRef res; sub_st = stack_pointer[-1]; str_st = stack_pointer[-2]; PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st); PyObject *str = PyStackRef_AsPyObjectBorrow(str_st); if (!PyLong_CheckExact(sub)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyUnicode_CheckExact(str)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!_PyLong_IsNonNegativeCompact((PyLongObject *)sub)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0]; if (PyUnicode_GET_LENGTH(str) <= index) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } // Specialize for reading an ASCII character from any string: Py_UCS4 c = PyUnicode_READ_CHAR(str, index); if (Py_ARRAY_LENGTH(_Py_SINGLETON(strings).ascii) <= c) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(BINARY_SUBSCR, hit); PyObject *res_o = (PyObject*)&_Py_SINGLETON(strings).ascii[c]; _Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free); PyStackRef_CLOSE(str_st); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_SUBSCR_TUPLE_INT: { _PyStackRef sub_st; _PyStackRef tuple_st; _PyStackRef res; sub_st = stack_pointer[-1]; tuple_st = stack_pointer[-2]; PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st); PyObject *tuple = PyStackRef_AsPyObjectBorrow(tuple_st); if (!PyLong_CheckExact(sub)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyTuple_CheckExact(tuple)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } // Deopt unless 0 <= sub < PyTuple_Size(list) if (!_PyLong_IsNonNegativeCompact((PyLongObject *)sub)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0]; if (index >= PyTuple_GET_SIZE(tuple)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(BINARY_SUBSCR, hit); PyObject *res_o = PyTuple_GET_ITEM(tuple, index); assert(res_o != NULL); Py_INCREF(res_o); _Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free); PyStackRef_CLOSE(tuple_st); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_SUBSCR_DICT: { _PyStackRef sub_st; _PyStackRef dict_st; _PyStackRef res; sub_st = stack_pointer[-1]; dict_st = stack_pointer[-2]; PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st); PyObject *dict = PyStackRef_AsPyObjectBorrow(dict_st); if (!PyDict_CheckExact(dict)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(BINARY_SUBSCR, hit); PyObject *res_o; int rc = PyDict_GetItemRef(dict, sub, &res_o); if (rc == 0) { _PyErr_SetKeyError(sub); } PyStackRef_CLOSE(dict_st); PyStackRef_CLOSE(sub_st); if (rc <= 0) JUMP_TO_ERROR(); // not found or error res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_SUBSCR_CHECK_FUNC: { _PyStackRef container; container = stack_pointer[-2]; PyTypeObject *tp = Py_TYPE(PyStackRef_AsPyObjectBorrow(container)); if (!PyType_HasFeature(tp, Py_TPFLAGS_HEAPTYPE)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyHeapTypeObject *ht = (PyHeapTypeObject *)tp; PyObject *getitem = ht->_spec_cache.getitem; if (getitem == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(PyFunction_Check(getitem)); uint32_t cached_version = ht->_spec_cache.getitem_version; if (((PyFunctionObject *)getitem)->func_version != cached_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyCodeObject *code = (PyCodeObject *)PyFunction_GET_CODE(getitem); assert(code->co_argcount == 2); if (!_PyThreadState_HasStackSpace(tstate, code->co_framesize)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(BINARY_SUBSCR, hit); break; } case _BINARY_SUBSCR_INIT_CALL: { _PyStackRef sub; _PyStackRef container; _PyInterpreterFrame *new_frame; sub = stack_pointer[-1]; container = stack_pointer[-2]; PyTypeObject *tp = Py_TYPE(PyStackRef_AsPyObjectBorrow(container)); PyHeapTypeObject *ht = (PyHeapTypeObject *)tp; PyObject *getitem = ht->_spec_cache.getitem; new_frame = _PyFrame_PushUnchecked(tstate, PyStackRef_FromPyObjectNew(getitem), 2, frame); stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); new_frame->localsplus[0] = container; new_frame->localsplus[1] = sub; frame->return_offset = (uint16_t)(1 + INLINE_CACHE_ENTRIES_BINARY_SUBSCR); stack_pointer[0].bits = (uintptr_t)new_frame; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LIST_APPEND: { _PyStackRef v; _PyStackRef list; oparg = CURRENT_OPARG(); v = stack_pointer[-1]; list = stack_pointer[-2 - (oparg-1)]; if (_PyList_AppendTakeRef((PyListObject *)PyStackRef_AsPyObjectBorrow(list), PyStackRef_AsPyObjectSteal(v)) < 0) JUMP_TO_ERROR(); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _SET_ADD: { _PyStackRef v; _PyStackRef set; oparg = CURRENT_OPARG(); v = stack_pointer[-1]; set = stack_pointer[-2 - (oparg-1)]; int err = PySet_Add(PyStackRef_AsPyObjectBorrow(set), PyStackRef_AsPyObjectBorrow(v)); PyStackRef_CLOSE(v); if (err) JUMP_TO_ERROR(); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_SUBSCR: { _PyStackRef sub; _PyStackRef container; _PyStackRef v; sub = stack_pointer[-1]; container = stack_pointer[-2]; v = stack_pointer[-3]; /* container[sub] = v */ int err = PyObject_SetItem(PyStackRef_AsPyObjectBorrow(container), PyStackRef_AsPyObjectBorrow(sub), PyStackRef_AsPyObjectBorrow(v)); PyStackRef_CLOSE(v); PyStackRef_CLOSE(container); PyStackRef_CLOSE(sub); if (err) JUMP_TO_ERROR(); stack_pointer += -3; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_SUBSCR_LIST_INT: { _PyStackRef sub_st; _PyStackRef list_st; _PyStackRef value; sub_st = stack_pointer[-1]; list_st = stack_pointer[-2]; value = stack_pointer[-3]; PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st); PyObject *list = PyStackRef_AsPyObjectBorrow(list_st); if (!PyLong_CheckExact(sub)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyList_CheckExact(list)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } // Ensure nonnegative, zero-or-one-digit ints. if (!_PyLong_IsNonNegativeCompact((PyLongObject *)sub)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0]; // Ensure index < len(list) if (index >= PyList_GET_SIZE(list)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(STORE_SUBSCR, hit); PyObject *old_value = PyList_GET_ITEM(list, index); PyList_SET_ITEM(list, index, PyStackRef_AsPyObjectSteal(value)); assert(old_value != NULL); Py_DECREF(old_value); _Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free); PyStackRef_CLOSE(list_st); stack_pointer += -3; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_SUBSCR_DICT: { _PyStackRef sub; _PyStackRef dict_st; _PyStackRef value; sub = stack_pointer[-1]; dict_st = stack_pointer[-2]; value = stack_pointer[-3]; PyObject *dict = PyStackRef_AsPyObjectBorrow(dict_st); if (!PyDict_CheckExact(dict)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(STORE_SUBSCR, hit); int err = _PyDict_SetItem_Take2((PyDictObject *)dict, PyStackRef_AsPyObjectSteal(sub), PyStackRef_AsPyObjectSteal(value)); PyStackRef_CLOSE(dict_st); if (err) JUMP_TO_ERROR(); stack_pointer += -3; assert(WITHIN_STACK_BOUNDS()); break; } case _DELETE_SUBSCR: { _PyStackRef sub; _PyStackRef container; sub = stack_pointer[-1]; container = stack_pointer[-2]; /* del container[sub] */ int err = PyObject_DelItem(PyStackRef_AsPyObjectBorrow(container), PyStackRef_AsPyObjectBorrow(sub)); PyStackRef_CLOSE(container); PyStackRef_CLOSE(sub); if (err) JUMP_TO_ERROR(); stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_INTRINSIC_1: { _PyStackRef value; _PyStackRef res; oparg = CURRENT_OPARG(); value = stack_pointer[-1]; assert(oparg <= MAX_INTRINSIC_1); PyObject *res_o = _PyIntrinsics_UnaryFunctions[oparg].func(tstate, PyStackRef_AsPyObjectBorrow(value)); PyStackRef_CLOSE(value); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-1] = res; break; } case _CALL_INTRINSIC_2: { _PyStackRef value1_st; _PyStackRef value2_st; _PyStackRef res; oparg = CURRENT_OPARG(); value1_st = stack_pointer[-1]; value2_st = stack_pointer[-2]; assert(oparg <= MAX_INTRINSIC_2); PyObject *value1 = PyStackRef_AsPyObjectBorrow(value1_st); PyObject *value2 = PyStackRef_AsPyObjectBorrow(value2_st); PyObject *res_o = _PyIntrinsics_BinaryFunctions[oparg].func(tstate, value2, value1); PyStackRef_CLOSE(value2_st); PyStackRef_CLOSE(value1_st); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _RETURN_VALUE: { _PyStackRef retval; _PyStackRef res; retval = stack_pointer[-1]; #if TIER_ONE assert(frame != &entry_frame); #endif stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); _PyFrame_SetStackPointer(frame, stack_pointer); assert(EMPTY()); _Py_LeaveRecursiveCallPy(tstate); // GH-99729: We need to unlink the frame *before* clearing it: _PyInterpreterFrame *dying = frame; frame = tstate->current_frame = dying->previous; _PyEval_FrameClearAndPop(tstate, dying); LOAD_SP(); LOAD_IP(frame->return_offset); res = retval; LLTRACE_RESUME_FRAME(); stack_pointer[0] = res; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _GET_AITER: { _PyStackRef obj; _PyStackRef iter; obj = stack_pointer[-1]; unaryfunc getter = NULL; PyObject *obj_o = PyStackRef_AsPyObjectBorrow(obj); PyObject *iter_o; PyTypeObject *type = Py_TYPE(obj_o); 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); PyStackRef_CLOSE(obj); if (true) JUMP_TO_ERROR(); } iter_o = (*getter)(obj_o); PyStackRef_CLOSE(obj); if (iter_o == NULL) JUMP_TO_ERROR(); if (Py_TYPE(iter_o)->tp_as_async == NULL || Py_TYPE(iter_o)->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_o)->tp_name); Py_DECREF(iter_o); if (true) JUMP_TO_ERROR(); } iter = PyStackRef_FromPyObjectSteal(iter_o); stack_pointer[-1] = iter; break; } case _GET_ANEXT: { _PyStackRef aiter; _PyStackRef awaitable; aiter = stack_pointer[-1]; PyObject *awaitable_o = _PyEval_GetANext(PyStackRef_AsPyObjectBorrow(aiter)); if (awaitable_o == NULL) { JUMP_TO_ERROR(); } awaitable = PyStackRef_FromPyObjectSteal(awaitable_o); stack_pointer[0] = awaitable; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _GET_AWAITABLE: { _PyStackRef iterable; _PyStackRef iter; oparg = CURRENT_OPARG(); iterable = stack_pointer[-1]; PyObject *iter_o = _PyEval_GetAwaitable(PyStackRef_AsPyObjectBorrow(iterable), oparg); PyStackRef_CLOSE(iterable); if (iter_o == NULL) JUMP_TO_ERROR(); iter = PyStackRef_FromPyObjectSteal(iter_o); stack_pointer[-1] = iter; break; } /* _SEND is not a viable micro-op for tier 2 because it uses the 'this_instr' variable */ case _SEND_GEN_FRAME: { _PyStackRef v; _PyStackRef receiver; _PyInterpreterFrame *gen_frame; oparg = CURRENT_OPARG(); v = stack_pointer[-1]; receiver = stack_pointer[-2]; PyGenObject *gen = (PyGenObject *)PyStackRef_AsPyObjectBorrow(receiver); if (Py_TYPE(gen) != &PyGen_Type && Py_TYPE(gen) != &PyCoro_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (gen->gi_frame_state >= FRAME_EXECUTING) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(SEND, hit); gen_frame = &gen->gi_iframe; _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; assert(1 + INLINE_CACHE_ENTRIES_SEND + oparg <= UINT16_MAX); frame->return_offset = (uint16_t)(1 + INLINE_CACHE_ENTRIES_SEND + oparg); gen_frame->previous = frame; stack_pointer[-1].bits = (uintptr_t)gen_frame; break; } case _YIELD_VALUE: { _PyStackRef retval; _PyStackRef value; oparg = CURRENT_OPARG(); 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. #if TIER_ONE assert(frame != &entry_frame); #endif frame->instr_ptr++; PyGenObject *gen = _PyGen_GetGeneratorFromFrame(frame); assert(FRAME_SUSPENDED_YIELD_FROM == FRAME_SUSPENDED + 1); assert(oparg == 0 || oparg == 1); gen->gi_frame_state = FRAME_SUSPENDED + oparg; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); _PyFrame_SetStackPointer(frame, stack_pointer); tstate->exc_info = gen->gi_exc_state.previous_item; gen->gi_exc_state.previous_item = NULL; _Py_LeaveRecursiveCallPy(tstate); _PyInterpreterFrame *gen_frame = frame; frame = tstate->current_frame = frame->previous; gen_frame->previous = NULL; /* We don't know which of these is relevant here, so keep them equal */ assert(INLINE_CACHE_ENTRIES_SEND == INLINE_CACHE_ENTRIES_FOR_ITER); #if TIER_ONE assert(frame->instr_ptr->op.code == INSTRUMENTED_LINE || frame->instr_ptr->op.code == INSTRUMENTED_INSTRUCTION || _PyOpcode_Deopt[frame->instr_ptr->op.code] == SEND || _PyOpcode_Deopt[frame->instr_ptr->op.code] == FOR_ITER || _PyOpcode_Deopt[frame->instr_ptr->op.code] == INTERPRETER_EXIT || _PyOpcode_Deopt[frame->instr_ptr->op.code] == ENTER_EXECUTOR); #endif LOAD_IP(1 + INLINE_CACHE_ENTRIES_SEND); LOAD_SP(); value = retval; LLTRACE_RESUME_FRAME(); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _POP_EXCEPT: { _PyStackRef exc_value; exc_value = stack_pointer[-1]; _PyErr_StackItem *exc_info = tstate->exc_info; Py_XSETREF(exc_info->exc_value, PyStackRef_Is(exc_value, PyStackRef_None) ? NULL : PyStackRef_AsPyObjectSteal(exc_value)); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_COMMON_CONSTANT: { _PyStackRef value; oparg = CURRENT_OPARG(); // Keep in sync with _common_constants in opcode.py switch(oparg) { case CONSTANT_ASSERTIONERROR: value = PyStackRef_FromPyObjectImmortal(PyExc_AssertionError); break; case CONSTANT_NOTIMPLEMENTEDERROR: value = PyStackRef_FromPyObjectImmortal(PyExc_NotImplementedError); break; default: Py_FatalError("bad LOAD_COMMON_CONSTANT oparg"); } stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_BUILD_CLASS: { _PyStackRef bc; PyObject *bc_o; if (PyMapping_GetOptionalItem(BUILTINS(), &_Py_ID(__build_class__), &bc_o) < 0) JUMP_TO_ERROR(); if (bc_o == NULL) { _PyErr_SetString(tstate, PyExc_NameError, "__build_class__ not found"); if (true) JUMP_TO_ERROR(); } bc = PyStackRef_FromPyObjectSteal(bc_o); stack_pointer[0] = bc; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_NAME: { _PyStackRef v; oparg = CURRENT_OPARG(); v = stack_pointer[-1]; PyObject *name = GETITEM(FRAME_CO_NAMES, oparg); PyObject *ns = LOCALS(); int err; if (ns == NULL) { _PyErr_Format(tstate, PyExc_SystemError, "no locals found when storing %R", name); PyStackRef_CLOSE(v); if (true) JUMP_TO_ERROR(); } if (PyDict_CheckExact(ns)) err = PyDict_SetItem(ns, name, PyStackRef_AsPyObjectBorrow(v)); else err = PyObject_SetItem(ns, name, PyStackRef_AsPyObjectBorrow(v)); PyStackRef_CLOSE(v); if (err) JUMP_TO_ERROR(); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _DELETE_NAME: { oparg = CURRENT_OPARG(); PyObject *name = GETITEM(FRAME_CO_NAMES, oparg); PyObject *ns = LOCALS(); int err; if (ns == NULL) { _PyErr_Format(tstate, PyExc_SystemError, "no locals when deleting %R", name); JUMP_TO_ERROR(); } err = PyObject_DelItem(ns, name); // Can't use ERROR_IF here. if (err != 0) { _PyEval_FormatExcCheckArg(tstate, PyExc_NameError, NAME_ERROR_MSG, name); JUMP_TO_ERROR(); } break; } case _UNPACK_SEQUENCE: { _PyStackRef seq; _PyStackRef *output; oparg = CURRENT_OPARG(); seq = stack_pointer[-1]; output = &stack_pointer[-1]; _PyStackRef *top = output + oparg; int res = _PyEval_UnpackIterableStackRef(tstate, seq, oparg, -1, top); PyStackRef_CLOSE(seq); if (res == 0) JUMP_TO_ERROR(); stack_pointer += -1 + oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _UNPACK_SEQUENCE_TWO_TUPLE: { _PyStackRef seq; _PyStackRef val1; _PyStackRef val0; oparg = CURRENT_OPARG(); seq = stack_pointer[-1]; assert(oparg == 2); PyObject *seq_o = PyStackRef_AsPyObjectBorrow(seq); if (!PyTuple_CheckExact(seq_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (PyTuple_GET_SIZE(seq_o) != 2) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(UNPACK_SEQUENCE, hit); val0 = PyStackRef_FromPyObjectNew(PyTuple_GET_ITEM(seq_o, 0)); stack_pointer[0] = val0; val1 = PyStackRef_FromPyObjectNew(PyTuple_GET_ITEM(seq_o, 1)); stack_pointer[-1] = val1; PyStackRef_CLOSE(seq); stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _UNPACK_SEQUENCE_TUPLE: { _PyStackRef seq; _PyStackRef *values; oparg = CURRENT_OPARG(); seq = stack_pointer[-1]; values = &stack_pointer[-1]; PyObject *seq_o = PyStackRef_AsPyObjectBorrow(seq); if (!PyTuple_CheckExact(seq_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (PyTuple_GET_SIZE(seq_o) != oparg) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(UNPACK_SEQUENCE, hit); PyObject **items = _PyTuple_ITEMS(seq_o); for (int i = oparg; --i >= 0; ) { *values++ = PyStackRef_FromPyObjectNew(items[i]); } PyStackRef_CLOSE(seq); stack_pointer += -1 + oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _UNPACK_SEQUENCE_LIST: { _PyStackRef seq; _PyStackRef *values; oparg = CURRENT_OPARG(); seq = stack_pointer[-1]; values = &stack_pointer[-1]; PyObject *seq_o = PyStackRef_AsPyObjectBorrow(seq); if (!PyList_CheckExact(seq_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (PyList_GET_SIZE(seq_o) != oparg) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(UNPACK_SEQUENCE, hit); PyObject **items = _PyList_ITEMS(seq_o); for (int i = oparg; --i >= 0; ) { *values++ = PyStackRef_FromPyObjectNew(items[i]); } PyStackRef_CLOSE(seq); stack_pointer += -1 + oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _UNPACK_EX: { _PyStackRef seq; _PyStackRef *right; oparg = CURRENT_OPARG(); seq = stack_pointer[-1]; right = &stack_pointer[(oparg & 0xFF)]; _PyStackRef *top = right + (oparg >> 8); int res = _PyEval_UnpackIterableStackRef(tstate, seq, oparg & 0xFF, oparg >> 8, top); PyStackRef_CLOSE(seq); if (res == 0) JUMP_TO_ERROR(); stack_pointer += (oparg & 0xFF) + (oparg >> 8); assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_ATTR: { _PyStackRef owner; _PyStackRef v; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; v = stack_pointer[-2]; PyObject *name = GETITEM(FRAME_CO_NAMES, oparg); int err = PyObject_SetAttr(PyStackRef_AsPyObjectBorrow(owner), name, PyStackRef_AsPyObjectBorrow(v)); PyStackRef_CLOSE(v); PyStackRef_CLOSE(owner); if (err) JUMP_TO_ERROR(); stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _DELETE_ATTR: { _PyStackRef owner; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; PyObject *name = GETITEM(FRAME_CO_NAMES, oparg); int err = PyObject_DelAttr(PyStackRef_AsPyObjectBorrow(owner), name); PyStackRef_CLOSE(owner); if (err) JUMP_TO_ERROR(); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_GLOBAL: { _PyStackRef v; oparg = CURRENT_OPARG(); v = stack_pointer[-1]; PyObject *name = GETITEM(FRAME_CO_NAMES, oparg); int err = PyDict_SetItem(GLOBALS(), name, PyStackRef_AsPyObjectBorrow(v)); PyStackRef_CLOSE(v); if (err) JUMP_TO_ERROR(); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _DELETE_GLOBAL: { oparg = CURRENT_OPARG(); PyObject *name = GETITEM(FRAME_CO_NAMES, oparg); int err = PyDict_Pop(GLOBALS(), name, NULL); // Can't use ERROR_IF here. if (err < 0) { JUMP_TO_ERROR(); } if (err == 0) { _PyEval_FormatExcCheckArg(tstate, PyExc_NameError, NAME_ERROR_MSG, name); JUMP_TO_ERROR(); } break; } case _LOAD_LOCALS: { _PyStackRef locals; PyObject *l = LOCALS(); if (l == NULL) { _PyErr_SetString(tstate, PyExc_SystemError, "no locals found"); if (true) JUMP_TO_ERROR(); } locals = PyStackRef_FromPyObjectNew(l); stack_pointer[0] = locals; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } /* _LOAD_FROM_DICT_OR_GLOBALS is not a viable micro-op for tier 2 because it has both popping and not-popping errors */ case _LOAD_NAME: { _PyStackRef v; oparg = CURRENT_OPARG(); PyObject *name = GETITEM(FRAME_CO_NAMES, oparg); PyObject *v_o = _PyEval_LoadName(tstate, frame, name); if (v_o == NULL) JUMP_TO_ERROR(); v = PyStackRef_FromPyObjectSteal(v_o); stack_pointer[0] = v; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_GLOBAL: { _PyStackRef *res; _PyStackRef null = PyStackRef_NULL; oparg = CURRENT_OPARG(); res = &stack_pointer[0]; PyObject *name = GETITEM(FRAME_CO_NAMES, oparg>>1); _PyEval_LoadGlobalStackRef(GLOBALS(), BUILTINS(), name, res); if (PyStackRef_IsNull(*res)) JUMP_TO_ERROR(); null = PyStackRef_NULL; if (oparg & 1) stack_pointer[1] = null; stack_pointer += 1 + (oparg & 1); assert(WITHIN_STACK_BOUNDS()); break; } case _GUARD_GLOBALS_VERSION: { uint16_t version = (uint16_t)CURRENT_OPERAND(); PyDictObject *dict = (PyDictObject *)GLOBALS(); if (!PyDict_CheckExact(dict)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (dict->ma_keys->dk_version != version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(DK_IS_UNICODE(dict->ma_keys)); break; } case _GUARD_BUILTINS_VERSION: { uint16_t version = (uint16_t)CURRENT_OPERAND(); PyDictObject *dict = (PyDictObject *)BUILTINS(); if (!PyDict_CheckExact(dict)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (dict->ma_keys->dk_version != version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(DK_IS_UNICODE(dict->ma_keys)); break; } case _LOAD_GLOBAL_MODULE: { _PyStackRef res; _PyStackRef null = PyStackRef_NULL; oparg = CURRENT_OPARG(); uint16_t index = (uint16_t)CURRENT_OPERAND(); PyDictObject *dict = (PyDictObject *)GLOBALS(); PyDictUnicodeEntry *entries = DK_UNICODE_ENTRIES(dict->ma_keys); PyObject *res_o = entries[index].me_value; if (res_o == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } Py_INCREF(res_o); STAT_INC(LOAD_GLOBAL, hit); null = PyStackRef_NULL; res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[0] = res; if (oparg & 1) stack_pointer[1] = null; stack_pointer += 1 + (oparg & 1); assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_GLOBAL_BUILTINS: { _PyStackRef res; _PyStackRef null = PyStackRef_NULL; oparg = CURRENT_OPARG(); uint16_t index = (uint16_t)CURRENT_OPERAND(); PyDictObject *bdict = (PyDictObject *)BUILTINS(); PyDictUnicodeEntry *entries = DK_UNICODE_ENTRIES(bdict->ma_keys); PyObject *res_o = entries[index].me_value; if (res_o == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } Py_INCREF(res_o); STAT_INC(LOAD_GLOBAL, hit); null = PyStackRef_NULL; res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[0] = res; if (oparg & 1) stack_pointer[1] = null; stack_pointer += 1 + (oparg & 1); assert(WITHIN_STACK_BOUNDS()); break; } case _DELETE_FAST: { oparg = CURRENT_OPARG(); _PyStackRef v = GETLOCAL(oparg); if (PyStackRef_IsNull(v)) { _PyEval_FormatExcCheckArg(tstate, PyExc_UnboundLocalError, UNBOUNDLOCAL_ERROR_MSG, PyTuple_GetItem(_PyFrame_GetCode(frame)->co_localsplusnames, oparg) ); if (1) JUMP_TO_ERROR(); } SETLOCAL(oparg, PyStackRef_NULL); break; } case _MAKE_CELL: { oparg = CURRENT_OPARG(); // "initial" is probably NULL but not if it's an arg (or set // via the f_locals proxy before MAKE_CELL has run). PyObject *initial = PyStackRef_AsPyObjectBorrow(GETLOCAL(oparg)); PyObject *cell = PyCell_New(initial); if (cell == NULL) { JUMP_TO_ERROR(); } SETLOCAL(oparg, PyStackRef_FromPyObjectSteal(cell)); break; } case _DELETE_DEREF: { oparg = CURRENT_OPARG(); PyObject *cell = PyStackRef_AsPyObjectBorrow(GETLOCAL(oparg)); // Can't use ERROR_IF here. // Fortunately we don't need its superpower. PyObject *oldobj = PyCell_SwapTakeRef((PyCellObject *)cell, NULL); if (oldobj == NULL) { _PyEval_FormatExcUnbound(tstate, _PyFrame_GetCode(frame), oparg); JUMP_TO_ERROR(); } Py_DECREF(oldobj); break; } case _LOAD_FROM_DICT_OR_DEREF: { _PyStackRef class_dict_st; _PyStackRef value; oparg = CURRENT_OPARG(); class_dict_st = stack_pointer[-1]; PyObject *value_o; PyObject *name; PyObject *class_dict = PyStackRef_AsPyObjectBorrow(class_dict_st); assert(class_dict); assert(oparg >= 0 && oparg < _PyFrame_GetCode(frame)->co_nlocalsplus); name = PyTuple_GET_ITEM(_PyFrame_GetCode(frame)->co_localsplusnames, oparg); int err = PyMapping_GetOptionalItem(class_dict, name, &value_o); if (err < 0) { JUMP_TO_ERROR(); } if (!value_o) { PyCellObject *cell = (PyCellObject *)PyStackRef_AsPyObjectBorrow(GETLOCAL(oparg)); value_o = PyCell_GetRef(cell); if (value_o == NULL) { _PyEval_FormatExcUnbound(tstate, _PyFrame_GetCode(frame), oparg); JUMP_TO_ERROR(); } } PyStackRef_CLOSE(class_dict_st); value = PyStackRef_FromPyObjectSteal(value_o); stack_pointer[-1] = value; break; } case _LOAD_DEREF: { _PyStackRef value; oparg = CURRENT_OPARG(); PyCellObject *cell = (PyCellObject *)PyStackRef_AsPyObjectBorrow(GETLOCAL(oparg)); PyObject *value_o = PyCell_GetRef(cell); if (value_o == NULL) { _PyEval_FormatExcUnbound(tstate, _PyFrame_GetCode(frame), oparg); if (true) JUMP_TO_ERROR(); } value = PyStackRef_FromPyObjectSteal(value_o); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_DEREF: { _PyStackRef v; oparg = CURRENT_OPARG(); v = stack_pointer[-1]; PyCellObject *cell = (PyCellObject *)PyStackRef_AsPyObjectBorrow(GETLOCAL(oparg)); PyCell_SetTakeRef(cell, PyStackRef_AsPyObjectSteal(v)); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _COPY_FREE_VARS: { oparg = CURRENT_OPARG(); /* Copy closure variables to free variables */ PyCodeObject *co = _PyFrame_GetCode(frame); assert(PyStackRef_FunctionCheck(frame->f_funcobj)); PyFunctionObject *func = (PyFunctionObject *)PyStackRef_AsPyObjectBorrow(frame->f_funcobj); PyObject *closure = func->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] = PyStackRef_FromPyObjectNew(o); } break; } case _BUILD_STRING: { _PyStackRef *pieces; _PyStackRef str; oparg = CURRENT_OPARG(); pieces = &stack_pointer[-oparg]; STACKREFS_TO_PYOBJECTS(pieces, oparg, pieces_o); if (CONVERSION_FAILED(pieces_o)) { for (int _i = oparg; --_i >= 0;) { PyStackRef_CLOSE(pieces[_i]); } if (true) JUMP_TO_ERROR(); } PyObject *str_o = _PyUnicode_JoinArray(&_Py_STR(empty), pieces_o, oparg); STACKREFS_TO_PYOBJECTS_CLEANUP(pieces_o); for (int _i = oparg; --_i >= 0;) { PyStackRef_CLOSE(pieces[_i]); } if (str_o == NULL) JUMP_TO_ERROR(); str = PyStackRef_FromPyObjectSteal(str_o); stack_pointer[-oparg] = str; stack_pointer += 1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _BUILD_TUPLE: { _PyStackRef *values; _PyStackRef tup; oparg = CURRENT_OPARG(); values = &stack_pointer[-oparg]; PyObject *tup_o = _PyTuple_FromStackRefSteal(values, oparg); if (tup_o == NULL) JUMP_TO_ERROR(); tup = PyStackRef_FromPyObjectSteal(tup_o); stack_pointer[-oparg] = tup; stack_pointer += 1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _BUILD_LIST: { _PyStackRef *values; _PyStackRef list; oparg = CURRENT_OPARG(); values = &stack_pointer[-oparg]; PyObject *list_o = _PyList_FromStackRefSteal(values, oparg); if (list_o == NULL) JUMP_TO_ERROR(); list = PyStackRef_FromPyObjectSteal(list_o); stack_pointer[-oparg] = list; stack_pointer += 1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _LIST_EXTEND: { _PyStackRef iterable_st; _PyStackRef list_st; oparg = CURRENT_OPARG(); iterable_st = stack_pointer[-1]; list_st = stack_pointer[-2 - (oparg-1)]; PyObject *list = PyStackRef_AsPyObjectBorrow(list_st); PyObject *iterable = PyStackRef_AsPyObjectBorrow(iterable_st); PyObject *none_val = _PyList_Extend((PyListObject *)list, iterable); if (none_val == NULL) { int matches = _PyErr_ExceptionMatches(tstate, PyExc_TypeError); if (matches && (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); } PyStackRef_CLOSE(iterable_st); if (true) JUMP_TO_ERROR(); } assert(Py_IsNone(none_val)); PyStackRef_CLOSE(iterable_st); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _SET_UPDATE: { _PyStackRef iterable; _PyStackRef set; oparg = CURRENT_OPARG(); iterable = stack_pointer[-1]; set = stack_pointer[-2 - (oparg-1)]; int err = _PySet_Update(PyStackRef_AsPyObjectBorrow(set), PyStackRef_AsPyObjectBorrow(iterable)); PyStackRef_CLOSE(iterable); if (err < 0) JUMP_TO_ERROR(); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _BUILD_SET: { _PyStackRef *values; _PyStackRef set; oparg = CURRENT_OPARG(); values = &stack_pointer[-oparg]; PyObject *set_o = PySet_New(NULL); if (set_o == NULL) { for (int _i = oparg; --_i >= 0;) { PyStackRef_CLOSE(values[_i]); } if (true) JUMP_TO_ERROR(); } int err = 0; for (int i = 0; i < oparg; i++) { if (err == 0) { err = PySet_Add(set_o, PyStackRef_AsPyObjectBorrow(values[i])); } PyStackRef_CLOSE(values[i]); } if (err != 0) { Py_DECREF(set_o); if (true) JUMP_TO_ERROR(); } set = PyStackRef_FromPyObjectSteal(set_o); stack_pointer[-oparg] = set; stack_pointer += 1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _BUILD_MAP: { _PyStackRef *values; _PyStackRef map; oparg = CURRENT_OPARG(); values = &stack_pointer[-oparg*2]; STACKREFS_TO_PYOBJECTS(values, oparg*2, values_o); if (CONVERSION_FAILED(values_o)) { for (int _i = oparg*2; --_i >= 0;) { PyStackRef_CLOSE(values[_i]); } if (true) JUMP_TO_ERROR(); } PyObject *map_o = _PyDict_FromItems( values_o, 2, values_o+1, 2, oparg); STACKREFS_TO_PYOBJECTS_CLEANUP(values_o); for (int _i = oparg*2; --_i >= 0;) { PyStackRef_CLOSE(values[_i]); } if (map_o == NULL) JUMP_TO_ERROR(); map = PyStackRef_FromPyObjectSteal(map_o); stack_pointer[-oparg*2] = map; stack_pointer += 1 - oparg*2; assert(WITHIN_STACK_BOUNDS()); break; } case _SETUP_ANNOTATIONS: { int err; PyObject *ann_dict; if (LOCALS() == NULL) { _PyErr_Format(tstate, PyExc_SystemError, "no locals found when setting up annotations"); if (true) JUMP_TO_ERROR(); } /* check if __annotations__ in locals()... */ if (PyMapping_GetOptionalItem(LOCALS(), &_Py_ID(__annotations__), &ann_dict) < 0) JUMP_TO_ERROR(); if (ann_dict == NULL) { ann_dict = PyDict_New(); if (ann_dict == NULL) JUMP_TO_ERROR(); err = PyObject_SetItem(LOCALS(), &_Py_ID(__annotations__), ann_dict); Py_DECREF(ann_dict); if (err) JUMP_TO_ERROR(); } else { Py_DECREF(ann_dict); } break; } case _DICT_UPDATE: { _PyStackRef update; _PyStackRef dict; oparg = CURRENT_OPARG(); update = stack_pointer[-1]; dict = stack_pointer[-2 - (oparg - 1)]; PyObject *dict_o = PyStackRef_AsPyObjectBorrow(dict); PyObject *update_o = PyStackRef_AsPyObjectBorrow(update); int err = PyDict_Update(dict_o, update_o); if (err < 0) { int matches = _PyErr_ExceptionMatches(tstate, PyExc_AttributeError); if (matches) { _PyErr_Format(tstate, PyExc_TypeError, "'%.200s' object is not a mapping", Py_TYPE(update_o)->tp_name); } PyStackRef_CLOSE(update); if (true) JUMP_TO_ERROR(); } PyStackRef_CLOSE(update); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _DICT_MERGE: { _PyStackRef update; _PyStackRef dict; _PyStackRef callable; oparg = CURRENT_OPARG(); update = stack_pointer[-1]; dict = stack_pointer[-2 - (oparg - 1)]; callable = stack_pointer[-5 - (oparg - 1)]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); PyObject *dict_o = PyStackRef_AsPyObjectBorrow(dict); PyObject *update_o = PyStackRef_AsPyObjectBorrow(update); int err = _PyDict_MergeEx(dict_o, update_o, 2); if (err < 0) { _PyEval_FormatKwargsError(tstate, callable_o, update_o); PyStackRef_CLOSE(update); if (true) JUMP_TO_ERROR(); } PyStackRef_CLOSE(update); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _MAP_ADD: { _PyStackRef value; _PyStackRef key; _PyStackRef dict_st; oparg = CURRENT_OPARG(); value = stack_pointer[-1]; key = stack_pointer[-2]; dict_st = stack_pointer[-3 - (oparg - 1)]; PyObject *dict = PyStackRef_AsPyObjectBorrow(dict_st); assert(PyDict_CheckExact(dict)); /* dict[key] = value */ // Do not DECREF INPUTS because the function steals the references int err = _PyDict_SetItem_Take2( (PyDictObject *)dict, PyStackRef_AsPyObjectSteal(key), PyStackRef_AsPyObjectSteal(value) ); if (err != 0) JUMP_TO_ERROR(); stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } /* _INSTRUMENTED_LOAD_SUPER_ATTR is not a viable micro-op for tier 2 because it is instrumented */ case _LOAD_SUPER_ATTR_ATTR: { _PyStackRef self_st; _PyStackRef class_st; _PyStackRef global_super_st; _PyStackRef attr_st; oparg = CURRENT_OPARG(); self_st = stack_pointer[-1]; class_st = stack_pointer[-2]; global_super_st = stack_pointer[-3]; PyObject *global_super = PyStackRef_AsPyObjectBorrow(global_super_st); PyObject *class = PyStackRef_AsPyObjectBorrow(class_st); PyObject *self = PyStackRef_AsPyObjectBorrow(self_st); assert(!(oparg & 1)); if (global_super != (PyObject *)&PySuper_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyType_Check(class)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(LOAD_SUPER_ATTR, hit); PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 2); PyObject *attr = _PySuper_Lookup((PyTypeObject *)class, self, name, NULL); PyStackRef_CLOSE(global_super_st); PyStackRef_CLOSE(class_st); PyStackRef_CLOSE(self_st); if (attr == NULL) JUMP_TO_ERROR(); attr_st = PyStackRef_FromPyObjectSteal(attr); stack_pointer[-3] = attr_st; stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_SUPER_ATTR_METHOD: { _PyStackRef self_st; _PyStackRef class_st; _PyStackRef global_super_st; _PyStackRef attr; _PyStackRef self_or_null; oparg = CURRENT_OPARG(); self_st = stack_pointer[-1]; class_st = stack_pointer[-2]; global_super_st = stack_pointer[-3]; PyObject *global_super = PyStackRef_AsPyObjectBorrow(global_super_st); PyObject *class = PyStackRef_AsPyObjectBorrow(class_st); PyObject *self = PyStackRef_AsPyObjectBorrow(self_st); assert(oparg & 1); if (global_super != (PyObject *)&PySuper_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyType_Check(class)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(LOAD_SUPER_ATTR, hit); PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 2); PyTypeObject *cls = (PyTypeObject *)class; int method_found = 0; PyObject *attr_o = _PySuper_Lookup(cls, self, name, Py_TYPE(self)->tp_getattro == PyObject_GenericGetAttr ? &method_found : NULL); PyStackRef_CLOSE(global_super_st); PyStackRef_CLOSE(class_st); if (attr_o == NULL) { PyStackRef_CLOSE(self_st); if (true) JUMP_TO_ERROR(); } if (method_found) { self_or_null = self_st; // transfer ownership } else { PyStackRef_CLOSE(self_st); self_or_null = PyStackRef_NULL; } attr = PyStackRef_FromPyObjectSteal(attr_o); stack_pointer[-3] = attr; stack_pointer[-2] = self_or_null; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_ATTR: { _PyStackRef owner; _PyStackRef attr; _PyStackRef self_or_null = PyStackRef_NULL; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 1); PyObject *attr_o; if (oparg & 1) { /* Designed to work in tandem with CALL, pushes two values. */ attr_o = NULL; int is_meth = _PyObject_GetMethod(PyStackRef_AsPyObjectBorrow(owner), name, &attr_o); if (is_meth) { /* We can bypass temporary bound method object. meth is unbound method and obj is self. meth | self | arg1 | ... | argN */ assert(attr_o != NULL); // No errors on this branch self_or_null = 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. meth | NULL | arg1 | ... | argN */ PyStackRef_CLOSE(owner); if (attr_o == NULL) JUMP_TO_ERROR(); self_or_null = PyStackRef_NULL; } } else { /* Classic, pushes one value. */ attr_o = PyObject_GetAttr(PyStackRef_AsPyObjectBorrow(owner), name); PyStackRef_CLOSE(owner); if (attr_o == NULL) JUMP_TO_ERROR(); } attr = PyStackRef_FromPyObjectSteal(attr_o); stack_pointer[-1] = attr; if (oparg & 1) stack_pointer[0] = self_or_null; stack_pointer += (oparg & 1); assert(WITHIN_STACK_BOUNDS()); break; } case _GUARD_TYPE_VERSION: { _PyStackRef owner; owner = stack_pointer[-1]; uint32_t type_version = (uint32_t)CURRENT_OPERAND(); PyTypeObject *tp = Py_TYPE(PyStackRef_AsPyObjectBorrow(owner)); assert(type_version != 0); if (tp->tp_version_tag != type_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _CHECK_MANAGED_OBJECT_HAS_VALUES: { _PyStackRef owner; owner = stack_pointer[-1]; PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); assert(Py_TYPE(owner_o)->tp_dictoffset < 0); assert(Py_TYPE(owner_o)->tp_flags & Py_TPFLAGS_INLINE_VALUES); if (!_PyObject_InlineValues(owner_o)->valid) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _LOAD_ATTR_INSTANCE_VALUE_0: { _PyStackRef owner; _PyStackRef attr; _PyStackRef null = PyStackRef_NULL; (void)null; owner = stack_pointer[-1]; uint16_t offset = (uint16_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); PyObject **value_ptr = (PyObject**)(((char *)owner_o) + offset); PyObject *attr_o = *value_ptr; if (attr_o == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(LOAD_ATTR, hit); Py_INCREF(attr_o); null = PyStackRef_NULL; attr = PyStackRef_FromPyObjectSteal(attr_o); PyStackRef_CLOSE(owner); stack_pointer[-1] = attr; break; } case _LOAD_ATTR_INSTANCE_VALUE_1: { _PyStackRef owner; _PyStackRef attr; _PyStackRef null = PyStackRef_NULL; (void)null; owner = stack_pointer[-1]; uint16_t offset = (uint16_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); PyObject **value_ptr = (PyObject**)(((char *)owner_o) + offset); PyObject *attr_o = *value_ptr; if (attr_o == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(LOAD_ATTR, hit); Py_INCREF(attr_o); null = PyStackRef_NULL; attr = PyStackRef_FromPyObjectSteal(attr_o); PyStackRef_CLOSE(owner); stack_pointer[-1] = attr; stack_pointer[0] = null; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } /* _LOAD_ATTR_INSTANCE_VALUE is split on (oparg & 1) */ case _CHECK_ATTR_MODULE: { _PyStackRef owner; owner = stack_pointer[-1]; uint32_t dict_version = (uint32_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); if (!PyModule_CheckExact(owner_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyDictObject *dict = (PyDictObject *)((PyModuleObject *)owner_o)->md_dict; assert(dict != NULL); if (dict->ma_keys->dk_version != dict_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _LOAD_ATTR_MODULE: { _PyStackRef owner; _PyStackRef attr; _PyStackRef null = PyStackRef_NULL; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; uint16_t index = (uint16_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); PyDictObject *dict = (PyDictObject *)((PyModuleObject *)owner_o)->md_dict; 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; PyObject *attr_o = ep->me_value; if (attr_o == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(LOAD_ATTR, hit); Py_INCREF(attr_o); attr = PyStackRef_FromPyObjectSteal(attr_o); null = PyStackRef_NULL; PyStackRef_CLOSE(owner); stack_pointer[-1] = attr; if (oparg & 1) stack_pointer[0] = null; stack_pointer += (oparg & 1); assert(WITHIN_STACK_BOUNDS()); break; } case _CHECK_ATTR_WITH_HINT: { _PyStackRef owner; owner = stack_pointer[-1]; PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); assert(Py_TYPE(owner_o)->tp_flags & Py_TPFLAGS_MANAGED_DICT); PyDictObject *dict = _PyObject_GetManagedDict(owner_o); if (dict == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(PyDict_CheckExact((PyObject *)dict)); break; } case _LOAD_ATTR_WITH_HINT: { _PyStackRef owner; _PyStackRef attr; _PyStackRef null = PyStackRef_NULL; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; uint16_t hint = (uint16_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); PyObject *attr_o; PyDictObject *dict = _PyObject_GetManagedDict(owner_o); if (hint >= (size_t)dict->ma_keys->dk_nentries) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyObject *name = GETITEM(FRAME_CO_NAMES, oparg>>1); if (!DK_IS_UNICODE(dict->ma_keys)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyDictUnicodeEntry *ep = DK_UNICODE_ENTRIES(dict->ma_keys) + hint; if (ep->me_key != name) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } attr_o = ep->me_value; if (attr_o == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(LOAD_ATTR, hit); Py_INCREF(attr_o); attr = PyStackRef_FromPyObjectSteal(attr_o); null = PyStackRef_NULL; PyStackRef_CLOSE(owner); stack_pointer[-1] = attr; if (oparg & 1) stack_pointer[0] = null; stack_pointer += (oparg & 1); assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_ATTR_SLOT_0: { _PyStackRef owner; _PyStackRef attr; _PyStackRef null = PyStackRef_NULL; (void)null; owner = stack_pointer[-1]; uint16_t index = (uint16_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); char *addr = (char *)owner_o + index; PyObject *attr_o = *(PyObject **)addr; if (attr_o == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(LOAD_ATTR, hit); null = PyStackRef_NULL; attr = PyStackRef_FromPyObjectNew(attr_o); stack_pointer[-1] = attr; PyStackRef_CLOSE(owner); break; } case _LOAD_ATTR_SLOT_1: { _PyStackRef owner; _PyStackRef attr; _PyStackRef null = PyStackRef_NULL; (void)null; owner = stack_pointer[-1]; uint16_t index = (uint16_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); char *addr = (char *)owner_o + index; PyObject *attr_o = *(PyObject **)addr; if (attr_o == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(LOAD_ATTR, hit); null = PyStackRef_NULL; attr = PyStackRef_FromPyObjectNew(attr_o); stack_pointer[-1] = attr; PyStackRef_CLOSE(owner); stack_pointer[0] = null; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } /* _LOAD_ATTR_SLOT is split on (oparg & 1) */ case _CHECK_ATTR_CLASS: { _PyStackRef owner; owner = stack_pointer[-1]; uint32_t type_version = (uint32_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); if (!PyType_Check(owner_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(type_version != 0); if (((PyTypeObject *)owner_o)->tp_version_tag != type_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _LOAD_ATTR_CLASS_0: { _PyStackRef owner; _PyStackRef attr; _PyStackRef null = PyStackRef_NULL; (void)null; owner = stack_pointer[-1]; PyObject *descr = (PyObject *)CURRENT_OPERAND(); STAT_INC(LOAD_ATTR, hit); assert(descr != NULL); attr = PyStackRef_FromPyObjectNew(descr); stack_pointer[-1] = attr; null = PyStackRef_NULL; PyStackRef_CLOSE(owner); break; } case _LOAD_ATTR_CLASS_1: { _PyStackRef owner; _PyStackRef attr; _PyStackRef null = PyStackRef_NULL; (void)null; owner = stack_pointer[-1]; PyObject *descr = (PyObject *)CURRENT_OPERAND(); STAT_INC(LOAD_ATTR, hit); assert(descr != NULL); attr = PyStackRef_FromPyObjectNew(descr); stack_pointer[-1] = attr; null = PyStackRef_NULL; PyStackRef_CLOSE(owner); stack_pointer[0] = null; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } /* _LOAD_ATTR_CLASS is split on (oparg & 1) */ case _LOAD_ATTR_PROPERTY_FRAME: { _PyStackRef owner; _PyInterpreterFrame *new_frame; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; PyObject *fget = (PyObject *)CURRENT_OPERAND(); assert((oparg & 1) == 0); assert(Py_IS_TYPE(fget, &PyFunction_Type)); PyFunctionObject *f = (PyFunctionObject *)fget; PyCodeObject *code = (PyCodeObject *)f->func_code; if ((code->co_flags & (CO_VARKEYWORDS | CO_VARARGS | CO_OPTIMIZED)) != CO_OPTIMIZED) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (code->co_kwonlyargcount) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (code->co_argcount != 1) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!_PyThreadState_HasStackSpace(tstate, code->co_framesize)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(LOAD_ATTR, hit); new_frame = _PyFrame_PushUnchecked(tstate, PyStackRef_FromPyObjectNew(fget), 1, frame); new_frame->localsplus[0] = owner; stack_pointer[-1].bits = (uintptr_t)new_frame; break; } /* _LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN is not a viable micro-op for tier 2 because it uses the 'this_instr' variable */ case _GUARD_DORV_NO_DICT: { _PyStackRef owner; owner = stack_pointer[-1]; PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); assert(Py_TYPE(owner_o)->tp_dictoffset < 0); assert(Py_TYPE(owner_o)->tp_flags & Py_TPFLAGS_INLINE_VALUES); if (_PyObject_GetManagedDict(owner_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (_PyObject_InlineValues(owner_o)->valid == 0) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _STORE_ATTR_INSTANCE_VALUE: { _PyStackRef owner; _PyStackRef value; owner = stack_pointer[-1]; value = stack_pointer[-2]; uint16_t offset = (uint16_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); STAT_INC(STORE_ATTR, hit); assert(_PyObject_GetManagedDict(owner_o) == NULL); PyObject **value_ptr = (PyObject**)(((char *)owner_o) + offset); PyObject *old_value = *value_ptr; *value_ptr = PyStackRef_AsPyObjectSteal(value); if (old_value == NULL) { PyDictValues *values = _PyObject_InlineValues(owner_o); Py_ssize_t index = value_ptr - values->values; _PyDictValues_AddToInsertionOrder(values, index); } else { Py_DECREF(old_value); } PyStackRef_CLOSE(owner); stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_ATTR_WITH_HINT: { _PyStackRef owner; _PyStackRef value; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; value = stack_pointer[-2]; uint16_t hint = (uint16_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); assert(Py_TYPE(owner_o)->tp_flags & Py_TPFLAGS_MANAGED_DICT); PyDictObject *dict = _PyObject_GetManagedDict(owner_o); if (dict == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(PyDict_CheckExact((PyObject *)dict)); PyObject *name = GETITEM(FRAME_CO_NAMES, oparg); if (hint >= (size_t)dict->ma_keys->dk_nentries) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyObject *old_value; uint64_t new_version; if (!DK_IS_UNICODE(dict->ma_keys)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyDictUnicodeEntry *ep = DK_UNICODE_ENTRIES(dict->ma_keys) + hint; if (ep->me_key != name) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } /* Ensure dict is GC tracked if it needs to be */ if (!_PyObject_GC_IS_TRACKED(dict) && _PyObject_GC_MAY_BE_TRACKED(PyStackRef_AsPyObjectBorrow(value))) { _PyObject_GC_TRACK(dict); } old_value = ep->me_value; PyDict_WatchEvent event = old_value == NULL ? PyDict_EVENT_ADDED : PyDict_EVENT_MODIFIED; new_version = _PyDict_NotifyEvent(tstate->interp, event, dict, name, PyStackRef_AsPyObjectBorrow(value)); ep->me_value = PyStackRef_AsPyObjectSteal(value); dict->ma_version_tag = new_version; // PEP 509 // old_value should be DECREFed after GC track checking is done, if not, it could raise a segmentation fault, // when dict only holds the strong reference to value in ep->me_value. Py_XDECREF(old_value); STAT_INC(STORE_ATTR, hit); PyStackRef_CLOSE(owner); stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _STORE_ATTR_SLOT: { _PyStackRef owner; _PyStackRef value; owner = stack_pointer[-1]; value = stack_pointer[-2]; uint16_t index = (uint16_t)CURRENT_OPERAND(); PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); char *addr = (char *)owner_o + index; STAT_INC(STORE_ATTR, hit); PyObject *old_value = *(PyObject **)addr; *(PyObject **)addr = PyStackRef_AsPyObjectSteal(value); Py_XDECREF(old_value); PyStackRef_CLOSE(owner); stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _COMPARE_OP: { _PyStackRef right; _PyStackRef left; _PyStackRef res; oparg = CURRENT_OPARG(); right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); assert((oparg >> 5) <= Py_GE); PyObject *res_o = PyObject_RichCompare(left_o, right_o, oparg >> 5); PyStackRef_CLOSE(left); PyStackRef_CLOSE(right); if (res_o == NULL) JUMP_TO_ERROR(); if (oparg & 16) { int res_bool = PyObject_IsTrue(res_o); Py_DECREF(res_o); if (res_bool < 0) JUMP_TO_ERROR(); res = res_bool ? PyStackRef_True : PyStackRef_False; } else { res = PyStackRef_FromPyObjectSteal(res_o); } stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _COMPARE_OP_FLOAT: { _PyStackRef right; _PyStackRef left; _PyStackRef res; oparg = CURRENT_OPARG(); right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); STAT_INC(COMPARE_OP, hit); double dleft = PyFloat_AS_DOUBLE(left_o); double dright = PyFloat_AS_DOUBLE(right_o); // 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_o, _PyFloat_ExactDealloc); _Py_DECREF_SPECIALIZED(right_o, _PyFloat_ExactDealloc); res = (sign_ish & oparg) ? PyStackRef_True : PyStackRef_False; // It's always a bool, so we don't care about oparg & 16. stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _COMPARE_OP_INT: { _PyStackRef right; _PyStackRef left; _PyStackRef res; oparg = CURRENT_OPARG(); right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); if (!_PyLong_IsCompact((PyLongObject *)left_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!_PyLong_IsCompact((PyLongObject *)right_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(COMPARE_OP, hit); assert(_PyLong_DigitCount((PyLongObject *)left_o) <= 1 && _PyLong_DigitCount((PyLongObject *)right_o) <= 1); Py_ssize_t ileft = _PyLong_CompactValue((PyLongObject *)left_o); Py_ssize_t iright = _PyLong_CompactValue((PyLongObject *)right_o); // 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_o, (destructor)PyObject_Free); _Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free); res = (sign_ish & oparg) ? PyStackRef_True : PyStackRef_False; // It's always a bool, so we don't care about oparg & 16. stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _COMPARE_OP_STR: { _PyStackRef right; _PyStackRef left; _PyStackRef res; oparg = CURRENT_OPARG(); right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); STAT_INC(COMPARE_OP, hit); int eq = _PyUnicode_Equal(left_o, right_o); assert((oparg >> 5) == Py_EQ || (oparg >> 5) == Py_NE); _Py_DECREF_SPECIALIZED(left_o, _PyUnicode_ExactDealloc); _Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc); assert(eq == 0 || eq == 1); assert((oparg & 0xf) == COMPARISON_NOT_EQUALS || (oparg & 0xf) == COMPARISON_EQUALS); assert(COMPARISON_NOT_EQUALS + 1 == COMPARISON_EQUALS); res = ((COMPARISON_NOT_EQUALS + eq) & oparg) ? PyStackRef_True : PyStackRef_False; // It's always a bool, so we don't care about oparg & 16. stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _IS_OP: { _PyStackRef right; _PyStackRef left; _PyStackRef b; oparg = CURRENT_OPARG(); right = stack_pointer[-1]; left = stack_pointer[-2]; #ifdef Py_GIL_DISABLED // On free-threaded builds, objects are conditionally immortalized. // So their bits don't always compare equally. int res = Py_Is(PyStackRef_AsPyObjectBorrow(left), PyStackRef_AsPyObjectBorrow(right)) ^ oparg; #else int res = PyStackRef_Is(left, right) ^ oparg; #endif PyStackRef_CLOSE(left); PyStackRef_CLOSE(right); b = res ? PyStackRef_True : PyStackRef_False; stack_pointer[-2] = b; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _CONTAINS_OP: { _PyStackRef right; _PyStackRef left; _PyStackRef b; oparg = CURRENT_OPARG(); right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); int res = PySequence_Contains(right_o, left_o); PyStackRef_CLOSE(left); PyStackRef_CLOSE(right); if (res < 0) JUMP_TO_ERROR(); b = (res ^ oparg) ? PyStackRef_True : PyStackRef_False; stack_pointer[-2] = b; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _CONTAINS_OP_SET: { _PyStackRef right; _PyStackRef left; _PyStackRef b; oparg = CURRENT_OPARG(); right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); if (!(PySet_CheckExact(right_o) || PyFrozenSet_CheckExact(right_o))) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CONTAINS_OP, hit); // Note: both set and frozenset use the same seq_contains method! int res = _PySet_Contains((PySetObject *)right_o, left_o); PyStackRef_CLOSE(left); PyStackRef_CLOSE(right); if (res < 0) JUMP_TO_ERROR(); b = (res ^ oparg) ? PyStackRef_True : PyStackRef_False; stack_pointer[-2] = b; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _CONTAINS_OP_DICT: { _PyStackRef right; _PyStackRef left; _PyStackRef b; oparg = CURRENT_OPARG(); right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); if (!PyDict_CheckExact(right_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CONTAINS_OP, hit); int res = PyDict_Contains(right_o, left_o); PyStackRef_CLOSE(left); PyStackRef_CLOSE(right); if (res < 0) JUMP_TO_ERROR(); b = (res ^ oparg) ? PyStackRef_True : PyStackRef_False; stack_pointer[-2] = b; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _CHECK_EG_MATCH: { _PyStackRef match_type_st; _PyStackRef exc_value_st; _PyStackRef rest; _PyStackRef match; match_type_st = stack_pointer[-1]; exc_value_st = stack_pointer[-2]; PyObject *exc_value = PyStackRef_AsPyObjectBorrow(exc_value_st); PyObject *match_type = PyStackRef_AsPyObjectBorrow(match_type_st); int err = _PyEval_CheckExceptStarTypeValid(tstate, match_type); if (err < 0) { PyStackRef_CLOSE(exc_value_st); PyStackRef_CLOSE(match_type_st); if (true) JUMP_TO_ERROR(); } PyObject *match_o = NULL; PyObject *rest_o = NULL; int res = _PyEval_ExceptionGroupMatch(exc_value, match_type, &match_o, &rest_o); PyStackRef_CLOSE(exc_value_st); PyStackRef_CLOSE(match_type_st); if (res < 0) JUMP_TO_ERROR(); assert((match_o == NULL) == (rest_o == NULL)); if (match_o == NULL) JUMP_TO_ERROR(); if (!Py_IsNone(match_o)) { PyErr_SetHandledException(match_o); } rest = PyStackRef_FromPyObjectSteal(rest_o); match = PyStackRef_FromPyObjectSteal(match_o); stack_pointer[-2] = rest; stack_pointer[-1] = match; break; } case _CHECK_EXC_MATCH: { _PyStackRef right; _PyStackRef left; _PyStackRef b; right = stack_pointer[-1]; left = stack_pointer[-2]; PyObject *left_o = PyStackRef_AsPyObjectBorrow(left); PyObject *right_o = PyStackRef_AsPyObjectBorrow(right); assert(PyExceptionInstance_Check(left_o)); int err = _PyEval_CheckExceptTypeValid(tstate, right_o); if (err < 0) { PyStackRef_CLOSE(right); if (true) JUMP_TO_ERROR(); } int res = PyErr_GivenExceptionMatches(left_o, right_o); PyStackRef_CLOSE(right); b = res ? PyStackRef_True : PyStackRef_False; stack_pointer[-1] = b; break; } case _IMPORT_NAME: { _PyStackRef fromlist; _PyStackRef level; _PyStackRef res; oparg = CURRENT_OPARG(); fromlist = stack_pointer[-1]; level = stack_pointer[-2]; PyObject *name = GETITEM(FRAME_CO_NAMES, oparg); PyObject *res_o = _PyEval_ImportName(tstate, frame, name, PyStackRef_AsPyObjectBorrow(fromlist), PyStackRef_AsPyObjectBorrow(level)); PyStackRef_CLOSE(level); PyStackRef_CLOSE(fromlist); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _IMPORT_FROM: { _PyStackRef from; _PyStackRef res; oparg = CURRENT_OPARG(); from = stack_pointer[-1]; PyObject *name = GETITEM(FRAME_CO_NAMES, oparg); PyObject *res_o = _PyEval_ImportFrom(tstate, PyStackRef_AsPyObjectBorrow(from), name); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[0] = res; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } /* _POP_JUMP_IF_FALSE is not a viable micro-op for tier 2 because it is replaced */ /* _POP_JUMP_IF_TRUE is not a viable micro-op for tier 2 because it is replaced */ case _IS_NONE: { _PyStackRef value; _PyStackRef b; value = stack_pointer[-1]; if (PyStackRef_Is(value, PyStackRef_None)) { b = PyStackRef_True; } else { b = PyStackRef_False; PyStackRef_CLOSE(value); } stack_pointer[-1] = b; break; } case _GET_LEN: { _PyStackRef obj; _PyStackRef len; obj = stack_pointer[-1]; // PUSH(len(TOS)) Py_ssize_t len_i = PyObject_Length(PyStackRef_AsPyObjectBorrow(obj)); if (len_i < 0) JUMP_TO_ERROR(); PyObject *len_o = PyLong_FromSsize_t(len_i); if (len_o == NULL) JUMP_TO_ERROR(); len = PyStackRef_FromPyObjectSteal(len_o); stack_pointer[0] = len; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _MATCH_CLASS: { _PyStackRef names; _PyStackRef type; _PyStackRef subject; _PyStackRef attrs; oparg = CURRENT_OPARG(); names = stack_pointer[-1]; type = stack_pointer[-2]; subject = stack_pointer[-3]; // Pop TOS and TOS1. Set TOS to a tuple of attributes on success, or // None on failure. assert(PyTuple_CheckExact(PyStackRef_AsPyObjectBorrow(names))); PyObject *attrs_o = _PyEval_MatchClass(tstate, PyStackRef_AsPyObjectBorrow(subject), PyStackRef_AsPyObjectBorrow(type), oparg, PyStackRef_AsPyObjectBorrow(names)); PyStackRef_CLOSE(subject); PyStackRef_CLOSE(type); PyStackRef_CLOSE(names); if (attrs_o) { assert(PyTuple_CheckExact(attrs_o)); // Success! attrs = PyStackRef_FromPyObjectSteal(attrs_o); } else { if (_PyErr_Occurred(tstate)) JUMP_TO_ERROR(); // Error! attrs = PyStackRef_None; // Failure! } stack_pointer[-3] = attrs; stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _MATCH_MAPPING: { _PyStackRef subject; _PyStackRef res; subject = stack_pointer[-1]; int match = PyStackRef_TYPE(subject)->tp_flags & Py_TPFLAGS_MAPPING; res = match ? PyStackRef_True : PyStackRef_False; stack_pointer[0] = res; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _MATCH_SEQUENCE: { _PyStackRef subject; _PyStackRef res; subject = stack_pointer[-1]; int match = PyStackRef_TYPE(subject)->tp_flags & Py_TPFLAGS_SEQUENCE; res = match ? PyStackRef_True : PyStackRef_False; stack_pointer[0] = res; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _MATCH_KEYS: { _PyStackRef keys; _PyStackRef subject; _PyStackRef values_or_none; keys = stack_pointer[-1]; subject = stack_pointer[-2]; // On successful match, PUSH(values). Otherwise, PUSH(None). PyObject *values_or_none_o = _PyEval_MatchKeys(tstate, PyStackRef_AsPyObjectBorrow(subject), PyStackRef_AsPyObjectBorrow(keys)); if (values_or_none_o == NULL) JUMP_TO_ERROR(); values_or_none = PyStackRef_FromPyObjectSteal(values_or_none_o); stack_pointer[0] = values_or_none; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _GET_ITER: { _PyStackRef iterable; _PyStackRef iter; iterable = stack_pointer[-1]; /* before: [obj]; after [getiter(obj)] */ iter = PyStackRef_FromPyObjectSteal(PyObject_GetIter(PyStackRef_AsPyObjectBorrow(iterable))); PyStackRef_CLOSE(iterable); if (PyStackRef_IsNull(iter)) JUMP_TO_ERROR(); stack_pointer[-1] = iter; break; } case _GET_YIELD_FROM_ITER: { _PyStackRef iterable; _PyStackRef iter; iterable = stack_pointer[-1]; /* before: [obj]; after [getiter(obj)] */ PyObject *iterable_o = PyStackRef_AsPyObjectBorrow(iterable); if (PyCoro_CheckExact(iterable_o)) { /* `iterable` is a coroutine */ if (!(_PyFrame_GetCode(frame)->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"); JUMP_TO_ERROR(); } iter = iterable; } else if (PyGen_CheckExact(iterable_o)) { iter = iterable; } else { /* `iterable` is not a generator. */ iter = PyStackRef_FromPyObjectSteal(PyObject_GetIter(iterable_o)); if (PyStackRef_IsNull(iter)) { JUMP_TO_ERROR(); } PyStackRef_CLOSE(iterable); } stack_pointer[-1] = iter; break; } /* _FOR_ITER is not a viable micro-op for tier 2 because it is replaced */ case _FOR_ITER_TIER_TWO: { _PyStackRef iter; _PyStackRef next; iter = stack_pointer[-1]; /* before: [iter]; after: [iter, iter()] *or* [] (and jump over END_FOR.) */ PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter); PyObject *next_o = (*Py_TYPE(iter_o)->tp_iternext)(iter_o); if (next_o == NULL) { if (_PyErr_Occurred(tstate)) { int matches = _PyErr_ExceptionMatches(tstate, PyExc_StopIteration); if (!matches) { JUMP_TO_ERROR(); } _PyEval_MonitorRaise(tstate, frame, frame->instr_ptr); _PyErr_Clear(tstate); } /* iterator ended normally */ /* The translator sets the deopt target just past the matching END_FOR */ if (true) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } } next = PyStackRef_FromPyObjectSteal(next_o); // Common case: no jump, leave it to the code generator stack_pointer[0] = next; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } /* _INSTRUMENTED_FOR_ITER is not a viable micro-op for tier 2 because it is instrumented */ case _ITER_CHECK_LIST: { _PyStackRef iter; iter = stack_pointer[-1]; if (Py_TYPE(PyStackRef_AsPyObjectBorrow(iter)) != &PyListIter_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } /* _ITER_JUMP_LIST is not a viable micro-op for tier 2 because it is replaced */ case _GUARD_NOT_EXHAUSTED_LIST: { _PyStackRef iter; iter = stack_pointer[-1]; PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter); _PyListIterObject *it = (_PyListIterObject *)iter_o; assert(Py_TYPE(iter_o) == &PyListIter_Type); PyListObject *seq = it->it_seq; if (seq == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if ((size_t)it->it_index >= (size_t)PyList_GET_SIZE(seq)) { it->it_index = -1; if (1) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } } break; } case _ITER_NEXT_LIST: { _PyStackRef iter; _PyStackRef next; iter = stack_pointer[-1]; PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter); _PyListIterObject *it = (_PyListIterObject *)iter_o; assert(Py_TYPE(iter_o) == &PyListIter_Type); PyListObject *seq = it->it_seq; assert(seq); assert(it->it_index < PyList_GET_SIZE(seq)); next = PyStackRef_FromPyObjectNew(PyList_GET_ITEM(seq, it->it_index++)); stack_pointer[0] = next; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _ITER_CHECK_TUPLE: { _PyStackRef iter; iter = stack_pointer[-1]; if (Py_TYPE(PyStackRef_AsPyObjectBorrow(iter)) != &PyTupleIter_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } /* _ITER_JUMP_TUPLE is not a viable micro-op for tier 2 because it is replaced */ case _GUARD_NOT_EXHAUSTED_TUPLE: { _PyStackRef iter; iter = stack_pointer[-1]; PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter); _PyTupleIterObject *it = (_PyTupleIterObject *)iter_o; assert(Py_TYPE(iter_o) == &PyTupleIter_Type); PyTupleObject *seq = it->it_seq; if (seq == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (it->it_index >= PyTuple_GET_SIZE(seq)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _ITER_NEXT_TUPLE: { _PyStackRef iter; _PyStackRef next; iter = stack_pointer[-1]; PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter); _PyTupleIterObject *it = (_PyTupleIterObject *)iter_o; assert(Py_TYPE(iter_o) == &PyTupleIter_Type); PyTupleObject *seq = it->it_seq; assert(seq); assert(it->it_index < PyTuple_GET_SIZE(seq)); next = PyStackRef_FromPyObjectNew(PyTuple_GET_ITEM(seq, it->it_index++)); stack_pointer[0] = next; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _ITER_CHECK_RANGE: { _PyStackRef iter; iter = stack_pointer[-1]; _PyRangeIterObject *r = (_PyRangeIterObject *)PyStackRef_AsPyObjectBorrow(iter); if (Py_TYPE(r) != &PyRangeIter_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } /* _ITER_JUMP_RANGE is not a viable micro-op for tier 2 because it is replaced */ case _GUARD_NOT_EXHAUSTED_RANGE: { _PyStackRef iter; iter = stack_pointer[-1]; _PyRangeIterObject *r = (_PyRangeIterObject *)PyStackRef_AsPyObjectBorrow(iter); assert(Py_TYPE(r) == &PyRangeIter_Type); if (r->len <= 0) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _ITER_NEXT_RANGE: { _PyStackRef iter; _PyStackRef next; iter = stack_pointer[-1]; _PyRangeIterObject *r = (_PyRangeIterObject *)PyStackRef_AsPyObjectBorrow(iter); assert(Py_TYPE(r) == &PyRangeIter_Type); assert(r->len > 0); long value = r->start; r->start = value + r->step; r->len--; PyObject *res = PyLong_FromLong(value); if (res == NULL) JUMP_TO_ERROR(); next = PyStackRef_FromPyObjectSteal(res); stack_pointer[0] = next; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _FOR_ITER_GEN_FRAME: { _PyStackRef iter; _PyInterpreterFrame *gen_frame; oparg = CURRENT_OPARG(); iter = stack_pointer[-1]; PyGenObject *gen = (PyGenObject *)PyStackRef_AsPyObjectBorrow(iter); if (Py_TYPE(gen) != &PyGen_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (gen->gi_frame_state >= FRAME_EXECUTING) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(FOR_ITER, hit); gen_frame = &gen->gi_iframe; _PyFrame_StackPush(gen_frame, PyStackRef_None); gen->gi_frame_state = FRAME_EXECUTING; gen->gi_exc_state.previous_item = tstate->exc_info; tstate->exc_info = &gen->gi_exc_state; gen_frame->previous = frame; // oparg is the return offset from the next instruction. frame->return_offset = (uint16_t)(1 + INLINE_CACHE_ENTRIES_FOR_ITER + oparg); stack_pointer[0].bits = (uintptr_t)gen_frame; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_SPECIAL: { _PyStackRef owner; _PyStackRef attr; _PyStackRef self_or_null; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; assert(oparg <= SPECIAL_MAX); PyObject *owner_o = PyStackRef_AsPyObjectSteal(owner); PyObject *name = _Py_SpecialMethods[oparg].name; PyObject *self_or_null_o; attr = PyStackRef_FromPyObjectSteal(_PyObject_LookupSpecialMethod(owner_o, name, &self_or_null_o)); if (PyStackRef_IsNull(attr)) { if (!_PyErr_Occurred(tstate)) { _PyErr_Format(tstate, PyExc_TypeError, _Py_SpecialMethods[oparg].error, Py_TYPE(owner_o)->tp_name); } } if (PyStackRef_IsNull(attr)) JUMP_TO_ERROR(); self_or_null = PyStackRef_FromPyObjectSteal(self_or_null_o); stack_pointer[-1] = attr; stack_pointer[0] = self_or_null; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _WITH_EXCEPT_START: { _PyStackRef val; _PyStackRef lasti; _PyStackRef exit_self; _PyStackRef exit_func; _PyStackRef res; val = stack_pointer[-1]; lasti = stack_pointer[-3]; exit_self = stack_pointer[-4]; exit_func = stack_pointer[-5]; /* 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_self: FOURTH = the context or NULL - exit_func: FIFTH = the context.__exit__ function or context.__exit__ bound method We call FOURTH(type(TOP), TOP, GetTraceback(TOP)). Then we push the __exit__ return value. */ PyObject *exc, *tb; PyObject *val_o = PyStackRef_AsPyObjectBorrow(val); PyObject *exit_func_o = PyStackRef_AsPyObjectBorrow(exit_func); assert(val_o && PyExceptionInstance_Check(val_o)); exc = PyExceptionInstance_Class(val_o); tb = PyException_GetTraceback(val_o); if (tb == NULL) { tb = Py_None; } else { Py_DECREF(tb); } assert(PyStackRef_LongCheck(lasti)); (void)lasti; // Shut up compiler warning if asserts are off PyObject *stack[5] = {NULL, PyStackRef_AsPyObjectBorrow(exit_self), exc, val_o, tb}; int has_self = !PyStackRef_IsNull(exit_self); res = PyStackRef_FromPyObjectSteal(PyObject_Vectorcall(exit_func_o, stack + 2 - has_self, (3 + has_self) | PY_VECTORCALL_ARGUMENTS_OFFSET, NULL)); if (PyStackRef_IsNull(res)) JUMP_TO_ERROR(); stack_pointer[0] = res; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _PUSH_EXC_INFO: { _PyStackRef new_exc; _PyStackRef prev_exc; new_exc = stack_pointer[-1]; _PyErr_StackItem *exc_info = tstate->exc_info; if (exc_info->exc_value != NULL) { prev_exc = PyStackRef_FromPyObjectSteal(exc_info->exc_value); } else { prev_exc = PyStackRef_None; } assert(PyStackRef_ExceptionInstanceCheck(new_exc)); exc_info->exc_value = PyStackRef_AsPyObjectNew(new_exc); stack_pointer[-1] = prev_exc; stack_pointer[0] = new_exc; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _GUARD_DORV_VALUES_INST_ATTR_FROM_DICT: { _PyStackRef owner; owner = stack_pointer[-1]; PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner); assert(Py_TYPE(owner_o)->tp_flags & Py_TPFLAGS_INLINE_VALUES); if (!_PyObject_InlineValues(owner_o)->valid) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _GUARD_KEYS_VERSION: { _PyStackRef owner; owner = stack_pointer[-1]; uint32_t keys_version = (uint32_t)CURRENT_OPERAND(); PyTypeObject *owner_cls = Py_TYPE(PyStackRef_AsPyObjectBorrow(owner)); PyHeapTypeObject *owner_heap_type = (PyHeapTypeObject *)owner_cls; if (owner_heap_type->ht_cached_keys->dk_version != keys_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _LOAD_ATTR_METHOD_WITH_VALUES: { _PyStackRef owner; _PyStackRef attr; _PyStackRef self = PyStackRef_NULL; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; PyObject *descr = (PyObject *)CURRENT_OPERAND(); assert(oparg & 1); /* Cached method object */ STAT_INC(LOAD_ATTR, hit); assert(descr != NULL); assert(_PyType_HasFeature(Py_TYPE(descr), Py_TPFLAGS_METHOD_DESCRIPTOR)); attr = PyStackRef_FromPyObjectNew(descr); stack_pointer[-1] = attr; self = owner; stack_pointer[0] = self; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_ATTR_METHOD_NO_DICT: { _PyStackRef owner; _PyStackRef attr; _PyStackRef self = PyStackRef_NULL; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; PyObject *descr = (PyObject *)CURRENT_OPERAND(); assert(oparg & 1); assert(Py_TYPE(PyStackRef_AsPyObjectBorrow(owner))->tp_dictoffset == 0); STAT_INC(LOAD_ATTR, hit); assert(descr != NULL); assert(_PyType_HasFeature(Py_TYPE(descr), Py_TPFLAGS_METHOD_DESCRIPTOR)); attr = PyStackRef_FromPyObjectNew(descr); stack_pointer[-1] = attr; self = owner; stack_pointer[0] = self; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_ATTR_NONDESCRIPTOR_WITH_VALUES: { _PyStackRef owner; _PyStackRef attr; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; PyObject *descr = (PyObject *)CURRENT_OPERAND(); assert((oparg & 1) == 0); STAT_INC(LOAD_ATTR, hit); assert(descr != NULL); PyStackRef_CLOSE(owner); attr = PyStackRef_FromPyObjectNew(descr); stack_pointer[-1] = attr; break; } case _LOAD_ATTR_NONDESCRIPTOR_NO_DICT: { _PyStackRef owner; _PyStackRef attr; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; PyObject *descr = (PyObject *)CURRENT_OPERAND(); assert((oparg & 1) == 0); assert(Py_TYPE(PyStackRef_AsPyObjectBorrow(owner))->tp_dictoffset == 0); STAT_INC(LOAD_ATTR, hit); assert(descr != NULL); PyStackRef_CLOSE(owner); attr = PyStackRef_FromPyObjectNew(descr); stack_pointer[-1] = attr; break; } case _CHECK_ATTR_METHOD_LAZY_DICT: { _PyStackRef owner; owner = stack_pointer[-1]; uint16_t dictoffset = (uint16_t)CURRENT_OPERAND(); char *ptr = ((char *)PyStackRef_AsPyObjectBorrow(owner)) + MANAGED_DICT_OFFSET + dictoffset; PyObject *dict = *(PyObject **)ptr; /* This object has a __dict__, just not yet created */ if (dict != NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _LOAD_ATTR_METHOD_LAZY_DICT: { _PyStackRef owner; _PyStackRef attr; _PyStackRef self = PyStackRef_NULL; oparg = CURRENT_OPARG(); owner = stack_pointer[-1]; PyObject *descr = (PyObject *)CURRENT_OPERAND(); assert(oparg & 1); STAT_INC(LOAD_ATTR, hit); assert(descr != NULL); assert(_PyType_HasFeature(Py_TYPE(descr), Py_TPFLAGS_METHOD_DESCRIPTOR)); attr = PyStackRef_FromPyObjectNew(descr); stack_pointer[-1] = attr; self = owner; stack_pointer[0] = self; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _MAYBE_EXPAND_METHOD: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef func; _PyStackRef *maybe_self; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; maybe_self = &stack_pointer[-1 - oparg]; if (PyStackRef_TYPE(callable) == &PyMethod_Type && PyStackRef_IsNull(self_or_null[0])) { PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); PyObject *self = ((PyMethodObject *)callable_o)->im_self; maybe_self[0] = PyStackRef_FromPyObjectNew(self); PyObject *method = ((PyMethodObject *)callable_o)->im_func; func = PyStackRef_FromPyObjectNew(method); stack_pointer[-2 - oparg] = func; PyStackRef_CLOSE(callable); } else { func = callable; } break; } /* _DO_CALL is not a viable micro-op for tier 2 because it uses the 'this_instr' variable */ /* _MONITOR_CALL is not a viable micro-op for tier 2 because it uses the 'this_instr' variable */ case _PY_FRAME_GENERAL: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyInterpreterFrame *new_frame; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); // oparg counts all of the args, but *not* self: int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } assert(Py_TYPE(callable_o) == &PyFunction_Type); int code_flags = ((PyCodeObject*)PyFunction_GET_CODE(callable_o))->co_flags; PyObject *locals = code_flags & CO_OPTIMIZED ? NULL : Py_NewRef(PyFunction_GET_GLOBALS(callable_o)); new_frame = _PyEvalFramePushAndInit( tstate, callable, locals, args, total_args, NULL, frame ); // The frame has stolen all the arguments from the stack, // so there is no need to clean them up. stack_pointer += -2 - oparg; assert(WITHIN_STACK_BOUNDS()); if (new_frame == NULL) { JUMP_TO_ERROR(); } stack_pointer[0].bits = (uintptr_t)new_frame; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _CHECK_FUNCTION_VERSION: { _PyStackRef callable; oparg = CURRENT_OPARG(); callable = stack_pointer[-2 - oparg]; uint32_t func_version = (uint32_t)CURRENT_OPERAND(); PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); if (!PyFunction_Check(callable_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyFunctionObject *func = (PyFunctionObject *)callable_o; if (func->func_version != func_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _CHECK_METHOD_VERSION: { _PyStackRef *null; _PyStackRef callable; oparg = CURRENT_OPARG(); null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; uint32_t func_version = (uint32_t)CURRENT_OPERAND(); PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); if (Py_TYPE(callable_o) != &PyMethod_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyObject *func = ((PyMethodObject *)callable_o)->im_func; if (!PyFunction_Check(func)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (((PyFunctionObject *)func)->func_version != func_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyStackRef_IsNull(null[0])) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _EXPAND_METHOD: { _PyStackRef *null; _PyStackRef callable; _PyStackRef method; _PyStackRef *self; oparg = CURRENT_OPARG(); null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; self = &stack_pointer[-1 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); assert(PyStackRef_IsNull(null[0])); assert(Py_TYPE(callable_o) == &PyMethod_Type); self[0] = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_self); method = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_func); stack_pointer[-2 - oparg] = method; assert(PyStackRef_FunctionCheck(method)); PyStackRef_CLOSE(callable); break; } case _CHECK_IS_NOT_PY_CALLABLE: { _PyStackRef callable; oparg = CURRENT_OPARG(); callable = stack_pointer[-2 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); if (PyFunction_Check(callable_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (Py_TYPE(callable_o) == &PyMethod_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _CALL_NON_PY_GENERAL: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; #if TIER_ONE assert(opcode != INSTRUMENTED_CALL); #endif PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } /* Callable is not a normal Python function */ STACKREFS_TO_PYOBJECTS(args, total_args, args_o); if (CONVERSION_FAILED(args_o)) { PyStackRef_CLOSE(callable); PyStackRef_CLOSE(self_or_null[0]); for (int _i = oparg; --_i >= 0;) { PyStackRef_CLOSE(args[_i]); } if (true) JUMP_TO_ERROR(); } PyObject *res_o = PyObject_Vectorcall( callable_o, args_o, total_args | PY_VECTORCALL_ARGUMENTS_OFFSET, NULL); STACKREFS_TO_PYOBJECTS_CLEANUP(args_o); assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); PyStackRef_CLOSE(callable); for (int i = 0; i < total_args; i++) { PyStackRef_CLOSE(args[i]); } if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _CHECK_CALL_BOUND_METHOD_EXACT_ARGS: { _PyStackRef *null; _PyStackRef callable; oparg = CURRENT_OPARG(); null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; if (!PyStackRef_IsNull(null[0])) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (Py_TYPE(PyStackRef_AsPyObjectBorrow(callable)) != &PyMethod_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _INIT_CALL_BOUND_METHOD_EXACT_ARGS: { _PyStackRef callable; _PyStackRef func; _PyStackRef *self; oparg = CURRENT_OPARG(); callable = stack_pointer[-2 - oparg]; self = &stack_pointer[-1 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); STAT_INC(CALL, hit); self[0] = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_self); func = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_func); stack_pointer[-2 - oparg] = func; PyStackRef_CLOSE(callable); break; } case _CHECK_PEP_523: { if (tstate->interp->eval_frame) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _CHECK_FUNCTION_EXACT_ARGS: { _PyStackRef *self_or_null; _PyStackRef callable; oparg = CURRENT_OPARG(); self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); assert(PyFunction_Check(callable_o)); PyFunctionObject *func = (PyFunctionObject *)callable_o; PyCodeObject *code = (PyCodeObject *)func->func_code; if (code->co_argcount != oparg + (!PyStackRef_IsNull(self_or_null[0]))) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _CHECK_STACK_SPACE: { _PyStackRef callable; oparg = CURRENT_OPARG(); callable = stack_pointer[-2 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); PyFunctionObject *func = (PyFunctionObject *)callable_o; PyCodeObject *code = (PyCodeObject *)func->func_code; if (!_PyThreadState_HasStackSpace(tstate, code->co_framesize)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (tstate->py_recursion_remaining <= 1) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _INIT_CALL_PY_EXACT_ARGS_0: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyInterpreterFrame *new_frame; oparg = 0; assert(oparg == CURRENT_OPARG()); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; int has_self = !PyStackRef_IsNull(self_or_null[0]); STAT_INC(CALL, hit); new_frame = _PyFrame_PushUnchecked(tstate, callable, oparg + has_self, frame); _PyStackRef *first_non_self_local = new_frame->localsplus + has_self; new_frame->localsplus[0] = self_or_null[0]; for (int i = 0; i < oparg; i++) { first_non_self_local[i] = args[i]; } stack_pointer[-2 - oparg].bits = (uintptr_t)new_frame; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _INIT_CALL_PY_EXACT_ARGS_1: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyInterpreterFrame *new_frame; oparg = 1; assert(oparg == CURRENT_OPARG()); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; int has_self = !PyStackRef_IsNull(self_or_null[0]); STAT_INC(CALL, hit); new_frame = _PyFrame_PushUnchecked(tstate, callable, oparg + has_self, frame); _PyStackRef *first_non_self_local = new_frame->localsplus + has_self; new_frame->localsplus[0] = self_or_null[0]; for (int i = 0; i < oparg; i++) { first_non_self_local[i] = args[i]; } stack_pointer[-2 - oparg].bits = (uintptr_t)new_frame; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _INIT_CALL_PY_EXACT_ARGS_2: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyInterpreterFrame *new_frame; oparg = 2; assert(oparg == CURRENT_OPARG()); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; int has_self = !PyStackRef_IsNull(self_or_null[0]); STAT_INC(CALL, hit); new_frame = _PyFrame_PushUnchecked(tstate, callable, oparg + has_self, frame); _PyStackRef *first_non_self_local = new_frame->localsplus + has_self; new_frame->localsplus[0] = self_or_null[0]; for (int i = 0; i < oparg; i++) { first_non_self_local[i] = args[i]; } stack_pointer[-2 - oparg].bits = (uintptr_t)new_frame; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _INIT_CALL_PY_EXACT_ARGS_3: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyInterpreterFrame *new_frame; oparg = 3; assert(oparg == CURRENT_OPARG()); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; int has_self = !PyStackRef_IsNull(self_or_null[0]); STAT_INC(CALL, hit); new_frame = _PyFrame_PushUnchecked(tstate, callable, oparg + has_self, frame); _PyStackRef *first_non_self_local = new_frame->localsplus + has_self; new_frame->localsplus[0] = self_or_null[0]; for (int i = 0; i < oparg; i++) { first_non_self_local[i] = args[i]; } stack_pointer[-2 - oparg].bits = (uintptr_t)new_frame; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _INIT_CALL_PY_EXACT_ARGS_4: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyInterpreterFrame *new_frame; oparg = 4; assert(oparg == CURRENT_OPARG()); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; int has_self = !PyStackRef_IsNull(self_or_null[0]); STAT_INC(CALL, hit); new_frame = _PyFrame_PushUnchecked(tstate, callable, oparg + has_self, frame); _PyStackRef *first_non_self_local = new_frame->localsplus + has_self; new_frame->localsplus[0] = self_or_null[0]; for (int i = 0; i < oparg; i++) { first_non_self_local[i] = args[i]; } stack_pointer[-2 - oparg].bits = (uintptr_t)new_frame; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _INIT_CALL_PY_EXACT_ARGS: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyInterpreterFrame *new_frame; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; int has_self = !PyStackRef_IsNull(self_or_null[0]); STAT_INC(CALL, hit); new_frame = _PyFrame_PushUnchecked(tstate, callable, oparg + has_self, frame); _PyStackRef *first_non_self_local = new_frame->localsplus + has_self; new_frame->localsplus[0] = self_or_null[0]; for (int i = 0; i < oparg; i++) { first_non_self_local[i] = args[i]; } stack_pointer[-2 - oparg].bits = (uintptr_t)new_frame; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _PUSH_FRAME: { _PyInterpreterFrame *new_frame; new_frame = (_PyInterpreterFrame *)stack_pointer[-1].bits; // Write it out explicitly because it's subtly different. // Eventually this should be the only occurrence of this code. assert(tstate->interp->eval_frame == NULL); stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); _PyFrame_SetStackPointer(frame, stack_pointer); assert(new_frame->previous == frame || new_frame->previous->previous == frame); CALL_STAT_INC(inlined_py_calls); frame = tstate->current_frame = new_frame; tstate->py_recursion_remaining--; LOAD_SP(); LOAD_IP(0); LLTRACE_RESUME_FRAME(); break; } case _CALL_TYPE_1: { _PyStackRef arg; _PyStackRef null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); arg = stack_pointer[-1]; null = stack_pointer[-2]; callable = stack_pointer[-3]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); PyObject *arg_o = PyStackRef_AsPyObjectBorrow(arg); assert(oparg == 1); if (!PyStackRef_IsNull(null)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (callable_o != (PyObject *)&PyType_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); res = PyStackRef_FromPyObjectSteal(Py_NewRef(Py_TYPE(arg_o))); PyStackRef_CLOSE(arg); stack_pointer[-3] = res; stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_STR_1: { _PyStackRef arg; _PyStackRef null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); arg = stack_pointer[-1]; null = stack_pointer[-2]; callable = stack_pointer[-3]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); PyObject *arg_o = PyStackRef_AsPyObjectBorrow(arg); assert(oparg == 1); if (!PyStackRef_IsNull(null)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (callable_o != (PyObject *)&PyUnicode_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); res = PyStackRef_FromPyObjectSteal(PyObject_Str(arg_o)); PyStackRef_CLOSE(arg); if (PyStackRef_IsNull(res)) JUMP_TO_ERROR(); stack_pointer[-3] = res; stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_TUPLE_1: { _PyStackRef arg; _PyStackRef null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); arg = stack_pointer[-1]; null = stack_pointer[-2]; callable = stack_pointer[-3]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); PyObject *arg_o = PyStackRef_AsPyObjectBorrow(arg); assert(oparg == 1); if (!PyStackRef_IsNull(null)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (callable_o != (PyObject *)&PyTuple_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); res = PyStackRef_FromPyObjectSteal(PySequence_Tuple(arg_o)); PyStackRef_CLOSE(arg); if (PyStackRef_IsNull(res)) JUMP_TO_ERROR(); stack_pointer[-3] = res; stack_pointer += -2; assert(WITHIN_STACK_BOUNDS()); break; } case _CHECK_AND_ALLOCATE_OBJECT: { _PyStackRef *args; _PyStackRef null; _PyStackRef callable; _PyStackRef self; _PyStackRef init; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; null = stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; uint32_t type_version = (uint32_t)CURRENT_OPERAND(); PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); if (!PyStackRef_IsNull(null)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyType_Check(callable_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyTypeObject *tp = (PyTypeObject *)callable_o; if (tp->tp_version_tag != type_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(tp->tp_flags & Py_TPFLAGS_INLINE_VALUES); PyHeapTypeObject *cls = (PyHeapTypeObject *)callable_o; PyFunctionObject *init_func = (PyFunctionObject *)cls->_spec_cache.init; PyCodeObject *code = (PyCodeObject *)init_func->func_code; if (!_PyThreadState_HasStackSpace(tstate, code->co_framesize + _Py_InitCleanup.co_framesize)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); self = PyStackRef_FromPyObjectSteal(_PyType_NewManagedObject(tp)); if (PyStackRef_IsNull(self)) { JUMP_TO_ERROR(); } PyStackRef_CLOSE(callable); init = PyStackRef_FromPyObjectNew(init_func); stack_pointer[-1 - oparg] = init; stack_pointer[-2 - oparg] = self; break; } case _CREATE_INIT_FRAME: { _PyStackRef *args; _PyStackRef init; _PyStackRef self; _PyInterpreterFrame *init_frame; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; init = stack_pointer[-1 - oparg]; self = stack_pointer[-2 - oparg]; _PyInterpreterFrame *shim = _PyFrame_PushTrampolineUnchecked( tstate, (PyCodeObject *)&_Py_InitCleanup, 1, frame); assert(_PyCode_CODE(_PyFrame_GetCode(shim))[0].op.code == EXIT_INIT_CHECK); /* Push self onto stack of shim */ shim->localsplus[0] = PyStackRef_DUP(self); args[-1] = self; init_frame = _PyEvalFramePushAndInit( tstate, init, NULL, args-1, oparg+1, NULL, shim); stack_pointer += -2 - oparg; assert(WITHIN_STACK_BOUNDS()); if (init_frame == NULL) { _PyEval_FrameClearAndPop(tstate, shim); JUMP_TO_ERROR(); } frame->return_offset = 1 + INLINE_CACHE_ENTRIES_CALL; /* Account for pushing the extra frame. * We don't check recursion depth here, * as it will be checked after start_frame */ tstate->py_recursion_remaining--; stack_pointer[0].bits = (uintptr_t)init_frame; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _EXIT_INIT_CHECK: { _PyStackRef should_be_none; should_be_none = stack_pointer[-1]; assert(STACK_LEVEL() == 2); if (!PyStackRef_Is(should_be_none, PyStackRef_None)) { PyErr_Format(PyExc_TypeError, "__init__() should return None, not '%.200s'", Py_TYPE(PyStackRef_AsPyObjectBorrow(should_be_none))->tp_name); JUMP_TO_ERROR(); } stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_BUILTIN_CLASS: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } if (!PyType_Check(callable_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyTypeObject *tp = (PyTypeObject *)callable_o; if (tp->tp_vectorcall == NULL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); STACKREFS_TO_PYOBJECTS(args, total_args, args_o); if (CONVERSION_FAILED(args_o)) { PyStackRef_CLOSE(callable); PyStackRef_CLOSE(self_or_null[0]); for (int _i = oparg; --_i >= 0;) { PyStackRef_CLOSE(args[_i]); } if (true) JUMP_TO_ERROR(); } PyObject *res_o = tp->tp_vectorcall((PyObject *)tp, args_o, total_args, NULL); STACKREFS_TO_PYOBJECTS_CLEANUP(args_o); /* Free the arguments. */ for (int i = 0; i < total_args; i++) { PyStackRef_CLOSE(args[i]); } PyStackRef_CLOSE(callable); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_BUILTIN_O: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; /* Builtin METH_O functions */ PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } if (total_args != 1) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyCFunction_CheckExact(callable_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (PyCFunction_GET_FLAGS(callable_o) != METH_O) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } // CPython promises to check all non-vectorcall function calls. if (tstate->c_recursion_remaining <= 0) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable_o); _PyStackRef arg = args[0]; _Py_EnterRecursiveCallTstateUnchecked(tstate); PyObject *res_o = _PyCFunction_TrampolineCall(cfunc, PyCFunction_GET_SELF(callable_o), PyStackRef_AsPyObjectBorrow(arg)); _Py_LeaveRecursiveCallTstate(tstate); assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); PyStackRef_CLOSE(arg); PyStackRef_CLOSE(callable); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_BUILTIN_FAST: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; /* Builtin METH_FASTCALL functions, without keywords */ PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } if (!PyCFunction_CheckExact(callable_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (PyCFunction_GET_FLAGS(callable_o) != METH_FASTCALL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable_o); /* res = func(self, args, nargs) */ STACKREFS_TO_PYOBJECTS(args, total_args, args_o); if (CONVERSION_FAILED(args_o)) { PyStackRef_CLOSE(callable); PyStackRef_CLOSE(self_or_null[0]); for (int _i = oparg; --_i >= 0;) { PyStackRef_CLOSE(args[_i]); } if (true) JUMP_TO_ERROR(); } PyObject *res_o = ((PyCFunctionFast)(void(*)(void))cfunc)( PyCFunction_GET_SELF(callable_o), args_o, total_args); STACKREFS_TO_PYOBJECTS_CLEANUP(args_o); assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); /* Free the arguments. */ for (int i = 0; i < total_args; i++) { PyStackRef_CLOSE(args[i]); } PyStackRef_CLOSE(callable); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_BUILTIN_FAST_WITH_KEYWORDS: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; /* Builtin METH_FASTCALL | METH_KEYWORDS functions */ PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } if (!PyCFunction_CheckExact(callable_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (PyCFunction_GET_FLAGS(callable_o) != (METH_FASTCALL | METH_KEYWORDS)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); /* res = func(self, args, nargs, kwnames) */ PyCFunctionFastWithKeywords cfunc = (PyCFunctionFastWithKeywords)(void(*)(void)) PyCFunction_GET_FUNCTION(callable_o); STACKREFS_TO_PYOBJECTS(args, total_args, args_o); if (CONVERSION_FAILED(args_o)) { PyStackRef_CLOSE(callable); PyStackRef_CLOSE(self_or_null[0]); for (int _i = oparg; --_i >= 0;) { PyStackRef_CLOSE(args[_i]); } if (true) JUMP_TO_ERROR(); } PyObject *res_o = cfunc(PyCFunction_GET_SELF(callable_o), args_o, total_args, NULL); STACKREFS_TO_PYOBJECTS_CLEANUP(args_o); assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); /* Free the arguments. */ for (int i = 0; i < total_args; i++) { PyStackRef_CLOSE(args[i]); } PyStackRef_CLOSE(callable); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_LEN: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; /* len(o) */ PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } if (total_args != 1) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyInterpreterState *interp = tstate->interp; if (callable_o != interp->callable_cache.len) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); _PyStackRef arg_stackref = args[0]; PyObject *arg = PyStackRef_AsPyObjectBorrow(arg_stackref); Py_ssize_t len_i = PyObject_Length(arg); if (len_i < 0) { JUMP_TO_ERROR(); } PyObject *res_o = PyLong_FromSsize_t(len_i); assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); if (res_o == NULL) { GOTO_ERROR(error); } PyStackRef_CLOSE(callable); PyStackRef_CLOSE(arg_stackref); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_ISINSTANCE: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; /* isinstance(o, o2) */ PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } if (total_args != 2) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyInterpreterState *interp = tstate->interp; if (callable_o != interp->callable_cache.isinstance) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); _PyStackRef cls_stackref = args[1]; _PyStackRef inst_stackref = args[0]; int retval = PyObject_IsInstance(PyStackRef_AsPyObjectBorrow(inst_stackref), PyStackRef_AsPyObjectBorrow(cls_stackref)); if (retval < 0) { JUMP_TO_ERROR(); } res = retval ? PyStackRef_True : PyStackRef_False; assert((!PyStackRef_IsNull(res)) ^ (_PyErr_Occurred(tstate) != NULL)); PyStackRef_CLOSE(inst_stackref); PyStackRef_CLOSE(cls_stackref); PyStackRef_CLOSE(callable); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_LIST_APPEND: { _PyStackRef arg; _PyStackRef self; _PyStackRef callable; oparg = CURRENT_OPARG(); arg = stack_pointer[-1]; self = stack_pointer[-2]; callable = stack_pointer[-3]; assert(oparg == 1); PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); PyObject *self_o = PyStackRef_AsPyObjectBorrow(self); PyInterpreterState *interp = tstate->interp; if (callable_o != interp->callable_cache.list_append) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(self_o != NULL); if (!PyList_Check(self_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); int err = _PyList_AppendTakeRef((PyListObject *)self_o, PyStackRef_AsPyObjectSteal(arg)); PyStackRef_CLOSE(self); PyStackRef_CLOSE(callable); if (err) JUMP_TO_ERROR(); #if TIER_ONE // Skip the following POP_TOP. This is done here in tier one, and // during trace projection in tier two: assert(next_instr->op.code == POP_TOP); SKIP_OVER(1); #endif stack_pointer += -3; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_METHOD_DESCRIPTOR_O: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o; if (total_args != 2) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!Py_IS_TYPE(method, &PyMethodDescr_Type)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyMethodDef *meth = method->d_method; if (meth->ml_flags != METH_O) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } // CPython promises to check all non-vectorcall function calls. if (tstate->c_recursion_remaining <= 0) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } _PyStackRef arg_stackref = args[1]; _PyStackRef self_stackref = args[0]; if (!Py_IS_TYPE(PyStackRef_AsPyObjectBorrow(self_stackref), method->d_common.d_type)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); PyCFunction cfunc = meth->ml_meth; _Py_EnterRecursiveCallTstateUnchecked(tstate); PyObject *res_o = _PyCFunction_TrampolineCall(cfunc, PyStackRef_AsPyObjectBorrow(self_stackref), PyStackRef_AsPyObjectBorrow(arg_stackref)); _Py_LeaveRecursiveCallTstate(tstate); assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); PyStackRef_CLOSE(self_stackref); PyStackRef_CLOSE(arg_stackref); PyStackRef_CLOSE(callable); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o; if (!Py_IS_TYPE(method, &PyMethodDescr_Type)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyMethodDef *meth = method->d_method; if (meth->ml_flags != (METH_FASTCALL|METH_KEYWORDS)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyTypeObject *d_type = method->d_common.d_type; PyObject *self = PyStackRef_AsPyObjectBorrow(args[0]); if (!Py_IS_TYPE(self, d_type)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); int nargs = total_args - 1; PyCFunctionFastWithKeywords cfunc = (PyCFunctionFastWithKeywords)(void(*)(void))meth->ml_meth; STACKREFS_TO_PYOBJECTS(args, total_args, args_o); if (CONVERSION_FAILED(args_o)) { PyStackRef_CLOSE(callable); PyStackRef_CLOSE(self_or_null[0]); for (int _i = oparg; --_i >= 0;) { PyStackRef_CLOSE(args[_i]); } if (true) JUMP_TO_ERROR(); } PyObject *res_o = cfunc(self, (args_o + 1), nargs, NULL); STACKREFS_TO_PYOBJECTS_CLEANUP(args_o); assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); /* Free the arguments. */ for (int i = 0; i < total_args; i++) { PyStackRef_CLOSE(args[i]); } PyStackRef_CLOSE(callable); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_METHOD_DESCRIPTOR_NOARGS: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; assert(oparg == 0 || oparg == 1); PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } if (total_args != 1) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o; if (!Py_IS_TYPE(method, &PyMethodDescr_Type)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyMethodDef *meth = method->d_method; _PyStackRef self_stackref = args[0]; PyObject *self = PyStackRef_AsPyObjectBorrow(self_stackref); if (!Py_IS_TYPE(self, method->d_common.d_type)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (meth->ml_flags != METH_NOARGS) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } // CPython promises to check all non-vectorcall function calls. if (tstate->c_recursion_remaining <= 0) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); PyCFunction cfunc = meth->ml_meth; _Py_EnterRecursiveCallTstateUnchecked(tstate); PyObject *res_o = _PyCFunction_TrampolineCall(cfunc, self, NULL); _Py_LeaveRecursiveCallTstate(tstate); assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); PyStackRef_CLOSE(self_stackref); PyStackRef_CLOSE(callable); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } case _CALL_METHOD_DESCRIPTOR_FAST: { _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); args = &stack_pointer[-oparg]; self_or_null = &stack_pointer[-1 - oparg]; callable = stack_pointer[-2 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o; /* Builtin METH_FASTCALL methods, without keywords */ if (!Py_IS_TYPE(method, &PyMethodDescr_Type)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyMethodDef *meth = method->d_method; if (meth->ml_flags != METH_FASTCALL) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyObject *self = PyStackRef_AsPyObjectBorrow(args[0]); if (!Py_IS_TYPE(self, method->d_common.d_type)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } STAT_INC(CALL, hit); PyCFunctionFast cfunc = (PyCFunctionFast)(void(*)(void))meth->ml_meth; int nargs = total_args - 1; STACKREFS_TO_PYOBJECTS(args, total_args, args_o); if (CONVERSION_FAILED(args_o)) { PyStackRef_CLOSE(callable); PyStackRef_CLOSE(self_or_null[0]); for (int _i = oparg; --_i >= 0;) { PyStackRef_CLOSE(args[_i]); } if (true) JUMP_TO_ERROR(); } PyObject *res_o = cfunc(self, (args_o + 1), nargs); STACKREFS_TO_PYOBJECTS_CLEANUP(args_o); assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); /* Clear the stack of the arguments. */ for (int i = 0; i < total_args; i++) { PyStackRef_CLOSE(args[i]); } PyStackRef_CLOSE(callable); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2 - oparg] = res; stack_pointer += -1 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } /* _INSTRUMENTED_CALL_KW is not a viable micro-op for tier 2 because it is instrumented */ /* _DO_CALL_KW is not a viable micro-op for tier 2 because it uses the 'this_instr' variable */ case _PY_FRAME_KW: { _PyStackRef kwnames; _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyInterpreterFrame *new_frame; oparg = CURRENT_OPARG(); kwnames = stack_pointer[-1]; args = &stack_pointer[-1 - oparg]; self_or_null = &stack_pointer[-2 - oparg]; callable = stack_pointer[-3 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); // oparg counts all of the args, but *not* self: int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } PyObject *kwnames_o = PyStackRef_AsPyObjectBorrow(kwnames); int positional_args = total_args - (int)PyTuple_GET_SIZE(kwnames_o); assert(Py_TYPE(callable_o) == &PyFunction_Type); int code_flags = ((PyCodeObject*)PyFunction_GET_CODE(callable_o))->co_flags; PyObject *locals = code_flags & CO_OPTIMIZED ? NULL : Py_NewRef(PyFunction_GET_GLOBALS(callable_o)); new_frame = _PyEvalFramePushAndInit( tstate, callable, locals, args, positional_args, kwnames_o, frame ); PyStackRef_CLOSE(kwnames); // The frame has stolen all the arguments from the stack, // so there is no need to clean them up. stack_pointer += -3 - oparg; assert(WITHIN_STACK_BOUNDS()); if (new_frame == NULL) { JUMP_TO_ERROR(); } stack_pointer[0].bits = (uintptr_t)new_frame; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _CHECK_FUNCTION_VERSION_KW: { _PyStackRef callable; oparg = CURRENT_OPARG(); callable = stack_pointer[-3 - oparg]; uint32_t func_version = (uint32_t)CURRENT_OPERAND(); PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); if (!PyFunction_Check(callable_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyFunctionObject *func = (PyFunctionObject *)callable_o; if (func->func_version != func_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _CHECK_METHOD_VERSION_KW: { _PyStackRef *null; _PyStackRef callable; oparg = CURRENT_OPARG(); null = &stack_pointer[-2 - oparg]; callable = stack_pointer[-3 - oparg]; uint32_t func_version = (uint32_t)CURRENT_OPERAND(); PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); if (Py_TYPE(callable_o) != &PyMethod_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyObject *func = ((PyMethodObject *)callable_o)->im_func; if (!PyFunction_Check(func)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (((PyFunctionObject *)func)->func_version != func_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (!PyStackRef_IsNull(null[0])) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _EXPAND_METHOD_KW: { _PyStackRef kwnames; _PyStackRef *null; _PyStackRef callable; _PyStackRef method; _PyStackRef *self; oparg = CURRENT_OPARG(); kwnames = stack_pointer[-1]; null = &stack_pointer[-2 - oparg]; callable = stack_pointer[-3 - oparg]; self = &stack_pointer[-2 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); assert(PyStackRef_IsNull(null[0])); assert(Py_TYPE(callable_o) == &PyMethod_Type); self[0] = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_self); method = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_func); stack_pointer[-3 - oparg] = method; assert(PyStackRef_FunctionCheck(method)); PyStackRef_CLOSE(callable); stack_pointer[-1] = kwnames; break; } case _CHECK_IS_NOT_PY_CALLABLE_KW: { _PyStackRef callable; oparg = CURRENT_OPARG(); callable = stack_pointer[-3 - oparg]; PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); if (PyFunction_Check(callable_o)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (Py_TYPE(callable_o) == &PyMethod_Type) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _CALL_KW_NON_PY: { _PyStackRef kwnames; _PyStackRef *args; _PyStackRef *self_or_null; _PyStackRef callable; _PyStackRef res; oparg = CURRENT_OPARG(); kwnames = stack_pointer[-1]; args = &stack_pointer[-1 - oparg]; self_or_null = &stack_pointer[-2 - oparg]; callable = stack_pointer[-3 - oparg]; #if TIER_ONE assert(opcode != INSTRUMENTED_CALL); #endif PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable); int total_args = oparg; if (!PyStackRef_IsNull(self_or_null[0])) { args--; total_args++; } /* Callable is not a normal Python function */ STACKREFS_TO_PYOBJECTS(args, total_args, args_o); if (CONVERSION_FAILED(args_o)) { PyStackRef_CLOSE(callable); PyStackRef_CLOSE(self_or_null[0]); for (int _i = oparg; --_i >= 0;) { PyStackRef_CLOSE(args[_i]); } PyStackRef_CLOSE(kwnames); if (true) JUMP_TO_ERROR(); } PyObject *kwnames_o = PyStackRef_AsPyObjectBorrow(kwnames); int positional_args = total_args - (int)PyTuple_GET_SIZE(kwnames_o); PyObject *res_o = PyObject_Vectorcall( callable_o, args_o, positional_args | PY_VECTORCALL_ARGUMENTS_OFFSET, kwnames_o); PyStackRef_CLOSE(kwnames); STACKREFS_TO_PYOBJECTS_CLEANUP(args_o); assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); PyStackRef_CLOSE(callable); for (int i = 0; i < total_args; i++) { PyStackRef_CLOSE(args[i]); } if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-3 - oparg] = res; stack_pointer += -2 - oparg; assert(WITHIN_STACK_BOUNDS()); break; } /* _INSTRUMENTED_CALL_FUNCTION_EX is not a viable micro-op for tier 2 because it is instrumented */ /* __DO_CALL_FUNCTION_EX is not a viable micro-op for tier 2 because it uses the 'this_instr' variable */ case _MAKE_FUNCTION: { _PyStackRef codeobj_st; _PyStackRef func; codeobj_st = stack_pointer[-1]; PyObject *codeobj = PyStackRef_AsPyObjectBorrow(codeobj_st); PyFunctionObject *func_obj = (PyFunctionObject *) PyFunction_New(codeobj, GLOBALS()); PyStackRef_CLOSE(codeobj_st); if (func_obj == NULL) { JUMP_TO_ERROR(); } _PyFunction_SetVersion( func_obj, ((PyCodeObject *)codeobj)->co_version); func = PyStackRef_FromPyObjectSteal((PyObject *)func_obj); stack_pointer[-1] = func; break; } case _SET_FUNCTION_ATTRIBUTE: { _PyStackRef func_st; _PyStackRef attr_st; oparg = CURRENT_OPARG(); func_st = stack_pointer[-1]; attr_st = stack_pointer[-2]; PyObject *func = PyStackRef_AsPyObjectBorrow(func_st); PyObject *attr = PyStackRef_AsPyObjectBorrow(attr_st); assert(PyFunction_Check(func)); PyFunctionObject *func_obj = (PyFunctionObject *)func; switch(oparg) { case MAKE_FUNCTION_CLOSURE: assert(func_obj->func_closure == NULL); func_obj->func_closure = attr; break; case MAKE_FUNCTION_ANNOTATIONS: assert(func_obj->func_annotations == NULL); func_obj->func_annotations = attr; break; case MAKE_FUNCTION_KWDEFAULTS: assert(PyDict_CheckExact(attr)); assert(func_obj->func_kwdefaults == NULL); func_obj->func_kwdefaults = attr; break; case MAKE_FUNCTION_DEFAULTS: assert(PyTuple_CheckExact(attr)); assert(func_obj->func_defaults == NULL); func_obj->func_defaults = attr; break; case MAKE_FUNCTION_ANNOTATE: assert(PyCallable_Check(attr)); assert(func_obj->func_annotate == NULL); func_obj->func_annotate = attr; break; default: Py_UNREACHABLE(); } stack_pointer[-2] = func_st; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _RETURN_GENERATOR: { _PyStackRef res; assert(PyStackRef_FunctionCheck(frame->f_funcobj)); PyFunctionObject *func = (PyFunctionObject *)PyStackRef_AsPyObjectBorrow(frame->f_funcobj); PyGenObject *gen = (PyGenObject *)_Py_MakeCoro(func); if (gen == NULL) { JUMP_TO_ERROR(); } assert(EMPTY()); _PyFrame_SetStackPointer(frame, stack_pointer); _PyInterpreterFrame *gen_frame = &gen->gi_iframe; frame->instr_ptr++; _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); res = PyStackRef_FromPyObjectSteal((PyObject *)gen); _PyInterpreterFrame *prev = frame->previous; _PyThreadState_PopFrame(tstate, frame); frame = tstate->current_frame = prev; LOAD_IP(frame->return_offset); LOAD_SP(); LLTRACE_RESUME_FRAME(); stack_pointer[0] = res; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _BUILD_SLICE: { _PyStackRef step = PyStackRef_NULL; _PyStackRef stop; _PyStackRef start; _PyStackRef slice; oparg = CURRENT_OPARG(); if (oparg == 3) { step = stack_pointer[-((oparg == 3) ? 1 : 0)]; } stop = stack_pointer[-1 - ((oparg == 3) ? 1 : 0)]; start = stack_pointer[-2 - ((oparg == 3) ? 1 : 0)]; PyObject *start_o = PyStackRef_AsPyObjectBorrow(start); PyObject *stop_o = PyStackRef_AsPyObjectBorrow(stop); PyObject *step_o = PyStackRef_AsPyObjectBorrow(step); PyObject *slice_o = PySlice_New(start_o, stop_o, step_o); PyStackRef_CLOSE(start); PyStackRef_CLOSE(stop); PyStackRef_XCLOSE(step); if (slice_o == NULL) JUMP_TO_ERROR(); slice = PyStackRef_FromPyObjectSteal(slice_o); stack_pointer[-2 - ((oparg == 3) ? 1 : 0)] = slice; stack_pointer += -1 - ((oparg == 3) ? 1 : 0); assert(WITHIN_STACK_BOUNDS()); break; } case _CONVERT_VALUE: { _PyStackRef value; _PyStackRef result; oparg = CURRENT_OPARG(); value = stack_pointer[-1]; conversion_func conv_fn; assert(oparg >= FVC_STR && oparg <= FVC_ASCII); conv_fn = _PyEval_ConversionFuncs[oparg]; PyObject *result_o = conv_fn(PyStackRef_AsPyObjectBorrow(value)); PyStackRef_CLOSE(value); if (result_o == NULL) JUMP_TO_ERROR(); result = PyStackRef_FromPyObjectSteal(result_o); stack_pointer[-1] = result; break; } case _FORMAT_SIMPLE: { _PyStackRef value; _PyStackRef res; value = stack_pointer[-1]; PyObject *value_o = PyStackRef_AsPyObjectBorrow(value); /* If value is a unicode object, then we know the result * of format(value) is value itself. */ if (!PyUnicode_CheckExact(value_o)) { res = PyStackRef_FromPyObjectSteal(PyObject_Format(value_o, NULL)); PyStackRef_CLOSE(value); if (PyStackRef_IsNull(res)) JUMP_TO_ERROR(); } else { res = value; } stack_pointer[-1] = res; break; } case _FORMAT_WITH_SPEC: { _PyStackRef fmt_spec; _PyStackRef value; _PyStackRef res; fmt_spec = stack_pointer[-1]; value = stack_pointer[-2]; PyObject *res_o = PyObject_Format(PyStackRef_AsPyObjectBorrow(value), PyStackRef_AsPyObjectBorrow(fmt_spec)); PyStackRef_CLOSE(value); PyStackRef_CLOSE(fmt_spec); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _COPY: { _PyStackRef bottom; _PyStackRef top; oparg = CURRENT_OPARG(); bottom = stack_pointer[-1 - (oparg-1)]; assert(oparg > 0); top = PyStackRef_DUP(bottom); stack_pointer[0] = top; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _BINARY_OP: { _PyStackRef rhs; _PyStackRef lhs; _PyStackRef res; oparg = CURRENT_OPARG(); rhs = stack_pointer[-1]; lhs = stack_pointer[-2]; PyObject *lhs_o = PyStackRef_AsPyObjectBorrow(lhs); PyObject *rhs_o = PyStackRef_AsPyObjectBorrow(rhs); assert(_PyEval_BinaryOps[oparg]); PyObject *res_o = _PyEval_BinaryOps[oparg](lhs_o, rhs_o); PyStackRef_CLOSE(lhs); PyStackRef_CLOSE(rhs); if (res_o == NULL) JUMP_TO_ERROR(); res = PyStackRef_FromPyObjectSteal(res_o); stack_pointer[-2] = res; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _SWAP: { _PyStackRef top; _PyStackRef bottom; oparg = CURRENT_OPARG(); top = stack_pointer[-1]; bottom = stack_pointer[-2 - (oparg-2)]; assert(oparg >= 2); stack_pointer[-2 - (oparg-2)] = top; stack_pointer[-1] = bottom; break; } /* _INSTRUMENTED_LINE is not a viable micro-op for tier 2 because it is instrumented */ /* _INSTRUMENTED_INSTRUCTION is not a viable micro-op for tier 2 because it is instrumented */ /* _INSTRUMENTED_JUMP_FORWARD is not a viable micro-op for tier 2 because it is instrumented */ /* _MONITOR_JUMP_BACKWARD is not a viable micro-op for tier 2 because it uses the 'this_instr' variable */ /* _INSTRUMENTED_POP_JUMP_IF_TRUE is not a viable micro-op for tier 2 because it is instrumented */ /* _INSTRUMENTED_POP_JUMP_IF_FALSE is not a viable micro-op for tier 2 because it is instrumented */ /* _INSTRUMENTED_POP_JUMP_IF_NONE is not a viable micro-op for tier 2 because it is instrumented */ /* _INSTRUMENTED_POP_JUMP_IF_NOT_NONE is not a viable micro-op for tier 2 because it is instrumented */ case _GUARD_IS_TRUE_POP: { _PyStackRef flag; flag = stack_pointer[-1]; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); if (!PyStackRef_Is(flag, PyStackRef_True)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(PyStackRef_Is(flag, PyStackRef_True)); break; } case _GUARD_IS_FALSE_POP: { _PyStackRef flag; flag = stack_pointer[-1]; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); if (!PyStackRef_Is(flag, PyStackRef_False)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(PyStackRef_Is(flag, PyStackRef_False)); break; } case _GUARD_IS_NONE_POP: { _PyStackRef val; val = stack_pointer[-1]; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); if (!PyStackRef_Is(val, PyStackRef_None)) { PyStackRef_CLOSE(val); if (1) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } } break; } case _GUARD_IS_NOT_NONE_POP: { _PyStackRef val; val = stack_pointer[-1]; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); if (PyStackRef_Is(val, PyStackRef_None)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } PyStackRef_CLOSE(val); break; } case _JUMP_TO_TOP: { JUMP_TO_JUMP_TARGET(); break; } case _SET_IP: { PyObject *instr_ptr = (PyObject *)CURRENT_OPERAND(); frame->instr_ptr = (_Py_CODEUNIT *)instr_ptr; break; } case _CHECK_STACK_SPACE_OPERAND: { uint32_t framesize = (uint32_t)CURRENT_OPERAND(); assert(framesize <= INT_MAX); if (!_PyThreadState_HasStackSpace(tstate, framesize)) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } if (tstate->py_recursion_remaining <= 1) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _SAVE_RETURN_OFFSET: { oparg = CURRENT_OPARG(); #if TIER_ONE frame->return_offset = (uint16_t)(next_instr - this_instr); #endif #if TIER_TWO frame->return_offset = oparg; #endif break; } case _EXIT_TRACE: { PyObject *exit_p = (PyObject *)CURRENT_OPERAND(); _PyExitData *exit = (_PyExitData *)exit_p; PyCodeObject *code = _PyFrame_GetCode(frame); _Py_CODEUNIT *target = _PyCode_CODE(code) + exit->target; #if defined(Py_DEBUG) && !defined(_Py_JIT) OPT_HIST(trace_uop_execution_counter, trace_run_length_hist); if (lltrace >= 2) { printf("SIDE EXIT: [UOp "); _PyUOpPrint(&next_uop[-1]); printf(", exit %u, temp %d, target %d -> %s]\n", exit - current_executor->exits, exit->temperature.as_counter, (int)(target - _PyCode_CODE(code)), _PyOpcode_OpName[target->op.code]); } #endif if (exit->executor && !exit->executor->vm_data.valid) { exit->temperature = initial_temperature_backoff_counter(); Py_CLEAR(exit->executor); } if (exit->executor == NULL) { _Py_BackoffCounter temperature = exit->temperature; if (!backoff_counter_triggers(temperature)) { exit->temperature = advance_backoff_counter(temperature); tstate->previous_executor = (PyObject *)current_executor; GOTO_TIER_ONE(target); } _PyExecutorObject *executor; if (target->op.code == ENTER_EXECUTOR) { executor = code->co_executors->executors[target->op.arg]; Py_INCREF(executor); } else { int chain_depth = current_executor->vm_data.chain_depth + 1; int optimized = _PyOptimizer_Optimize(frame, target, stack_pointer, &executor, chain_depth); if (optimized <= 0) { exit->temperature = restart_backoff_counter(temperature); if (optimized < 0) { GOTO_UNWIND(); } tstate->previous_executor = (PyObject *)current_executor; GOTO_TIER_ONE(target); } } exit->executor = executor; } Py_INCREF(exit->executor); tstate->previous_executor = (PyObject *)current_executor; GOTO_TIER_TWO(exit->executor); break; } case _CHECK_VALIDITY: { if (!current_executor->vm_data.valid) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _LOAD_CONST_INLINE: { _PyStackRef value; PyObject *ptr = (PyObject *)CURRENT_OPERAND(); value = PyStackRef_FromPyObjectNew(ptr); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_CONST_INLINE_BORROW: { _PyStackRef value; PyObject *ptr = (PyObject *)CURRENT_OPERAND(); value = PyStackRef_FromPyObjectImmortal(ptr); stack_pointer[0] = value; stack_pointer += 1; assert(WITHIN_STACK_BOUNDS()); break; } case _POP_TOP_LOAD_CONST_INLINE_BORROW: { _PyStackRef pop; _PyStackRef value; pop = stack_pointer[-1]; PyObject *ptr = (PyObject *)CURRENT_OPERAND(); PyStackRef_CLOSE(pop); value = PyStackRef_FromPyObjectImmortal(ptr); stack_pointer[-1] = value; break; } case _LOAD_CONST_INLINE_WITH_NULL: { _PyStackRef value; _PyStackRef null; PyObject *ptr = (PyObject *)CURRENT_OPERAND(); value = PyStackRef_FromPyObjectNew(ptr); stack_pointer[0] = value; null = PyStackRef_NULL; stack_pointer[1] = null; stack_pointer += 2; assert(WITHIN_STACK_BOUNDS()); break; } case _LOAD_CONST_INLINE_BORROW_WITH_NULL: { _PyStackRef value; _PyStackRef null; PyObject *ptr = (PyObject *)CURRENT_OPERAND(); value = PyStackRef_FromPyObjectImmortal(ptr); null = PyStackRef_NULL; stack_pointer[0] = value; stack_pointer[1] = null; stack_pointer += 2; assert(WITHIN_STACK_BOUNDS()); break; } case _CHECK_FUNCTION: { uint32_t func_version = (uint32_t)CURRENT_OPERAND(); assert(PyStackRef_FunctionCheck(frame->f_funcobj)); PyFunctionObject *func = (PyFunctionObject *)PyStackRef_AsPyObjectBorrow(frame->f_funcobj); if (func->func_version != func_version) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } break; } case _INTERNAL_INCREMENT_OPT_COUNTER: { _PyStackRef opt; opt = stack_pointer[-1]; _PyCounterOptimizerObject *exe = (_PyCounterOptimizerObject *)PyStackRef_AsPyObjectBorrow(opt); exe->count++; stack_pointer += -1; assert(WITHIN_STACK_BOUNDS()); break; } case _DYNAMIC_EXIT: { PyObject *exit_p = (PyObject *)CURRENT_OPERAND(); tstate->previous_executor = (PyObject *)current_executor; _PyExitData *exit = (_PyExitData *)exit_p; _Py_CODEUNIT *target = frame->instr_ptr; #if defined(Py_DEBUG) && !defined(_Py_JIT) OPT_HIST(trace_uop_execution_counter, trace_run_length_hist); if (lltrace >= 2) { printf("DYNAMIC EXIT: [UOp "); _PyUOpPrint(&next_uop[-1]); printf(", exit %u, temp %d, target %d -> %s]\n", exit - current_executor->exits, exit->temperature.as_counter, (int)(target - _PyCode_CODE(_PyFrame_GetCode(frame))), _PyOpcode_OpName[target->op.code]); } #endif _PyExecutorObject *executor; if (target->op.code == ENTER_EXECUTOR) { PyCodeObject *code = _PyFrame_GetCode(frame); executor = code->co_executors->executors[target->op.arg]; Py_INCREF(executor); } else { if (!backoff_counter_triggers(exit->temperature)) { exit->temperature = advance_backoff_counter(exit->temperature); GOTO_TIER_ONE(target); } int optimized = _PyOptimizer_Optimize(frame, target, stack_pointer, &executor, 0); if (optimized <= 0) { exit->temperature = restart_backoff_counter(exit->temperature); if (optimized < 0) { GOTO_UNWIND(); } GOTO_TIER_ONE(target); } else { exit->temperature = initial_temperature_backoff_counter(); } } GOTO_TIER_TWO(executor); break; } case _START_EXECUTOR: { PyObject *executor = (PyObject *)CURRENT_OPERAND(); Py_DECREF(tstate->previous_executor); tstate->previous_executor = NULL; #ifndef _Py_JIT current_executor = (_PyExecutorObject*)executor; #endif assert(((_PyExecutorObject *)executor)->vm_data.valid); break; } case _MAKE_WARM: { current_executor->vm_data.warm = true; // It's okay if this ends up going negative. if (--tstate->interp->trace_run_counter == 0) { _Py_set_eval_breaker_bit(tstate, _PY_EVAL_JIT_INVALIDATE_COLD_BIT); } break; } case _FATAL_ERROR: { assert(0); Py_FatalError("Fatal error uop executed."); break; } case _CHECK_VALIDITY_AND_SET_IP: { PyObject *instr_ptr = (PyObject *)CURRENT_OPERAND(); if (!current_executor->vm_data.valid) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } frame->instr_ptr = (_Py_CODEUNIT *)instr_ptr; break; } case _DEOPT: { EXIT_TO_TIER1(); break; } case _ERROR_POP_N: { oparg = CURRENT_OPARG(); uint32_t target = (uint32_t)CURRENT_OPERAND(); frame->instr_ptr = ((_Py_CODEUNIT *)_PyFrame_GetCode(frame)->co_code_adaptive) + target; stack_pointer += -oparg; assert(WITHIN_STACK_BOUNDS()); GOTO_UNWIND(); break; } case _TIER2_RESUME_CHECK: { #if defined(__EMSCRIPTEN__) if (_Py_emscripten_signal_clock == 0) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } _Py_emscripten_signal_clock -= Py_EMSCRIPTEN_SIGNAL_HANDLING; #endif uintptr_t eval_breaker = _Py_atomic_load_uintptr_relaxed(&tstate->eval_breaker); if (eval_breaker & _PY_EVAL_EVENTS_MASK) { UOP_STAT_INC(uopcode, miss); JUMP_TO_JUMP_TARGET(); } assert(tstate->tracing || eval_breaker == FT_ATOMIC_LOAD_UINTPTR_ACQUIRE(_PyFrame_GetCode(frame)->_co_instrumentation_version)); break; } #undef TIER_TWO