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chromium/external/github.com/python/cpython/8ff41c2ae723a62abace675b058dd4da8f90a397/./Python/bytecodes.c
blob: 31eaeab0d67841f5a1c13e907dd42f3685adbf1e [file]
// This file contains instruction definitions.
// It is read by generators stored in Tools/cases_generator/
// to generate Python/generated_cases.c.h and others.
// Note that there is some dummy C code at the top and bottom of the file
// to fool text editors like VS Code into believing this is valid C code.
// The actual instruction definitions start at // BEGIN BYTECODES //.
// See Tools/cases_generator/README.md for more information.
#include "Python.h"
#include "pycore_abstract.h" // _PyIndex_Check()
#include "pycore_audit.h" // _PySys_Audit()
#include "pycore_backoff.h"
#include "pycore_call.h" // _Py_METH_CALL_FLAGS
#include "pycore_cell.h" // PyCell_GetRef()
#include "pycore_ceval.h" // _PyEval_LazyImportName(), _PyEval_LazyImportFrom()
#include "pycore_code.h"
#include "pycore_emscripten_signal.h" // _Py_CHECK_EMSCRIPTEN_SIGNALS
#include "pycore_function.h"
#include "pycore_import.h" // _PyImport_LoadLazyImportTstate()
#include "pycore_instruments.h"
#include "pycore_interpolation.h" // _PyInterpolation_Build()
#include "pycore_intrinsics.h"
#include "pycore_lazyimportobject.h" // PyLazyImport_CheckExact()
#include "pycore_long.h" // _PyLong_ExactDealloc(), _PyLong_GetZero()
#include "pycore_moduleobject.h" // PyModuleObject
#include "pycore_object.h" // _PyObject_GC_TRACK()
#include "pycore_opcode_metadata.h" // uop names
#include "pycore_opcode_utils.h" // MAKE_FUNCTION_*
#include "pycore_pyatomic_ft_wrappers.h" // FT_ATOMIC_*
#include "pycore_pyerrors.h" // _PyErr_GetRaisedException()
#include "pycore_pystate.h" // _PyInterpreterState_GET()
#include "pycore_range.h" // _PyRangeIterObject
#include "pycore_setobject.h" // _PySet_NextEntry()
#include "pycore_sliceobject.h" // _PyBuildSlice_ConsumeRefs
#include "pycore_stackref.h"
#include "pycore_template.h" // _PyTemplate_Build()
#include "pycore_tuple.h" // _PyStolenTuple_Free(), _PyTuple_ITEMS()
#include "pycore_typeobject.h" // _PySuper_Lookup()
#include "pycore_dict.h"
#include "dictobject.h"
#include "pycore_frame.h"
#include "opcode.h"
#include "optimizer.h"
#include "pydtrace.h"
#include "setobject.h"
#define USE_COMPUTED_GOTOS 0
#include "ceval_macros.h"
/* Flow control macros */
#define inst(name, ...) case name:
#define op(name, ...) /* NAME is ignored */
#define macro(name) static int MACRO_##name
#define super(name) static int SUPER_##name
#define family(name, ...) static int family_##name
#define pseudo(name) static int pseudo_##name
#define label(name) name:
/* Annotations */
#define guard
#define override
#define specializing
#define replicate(TIMES)
#define tier1
#define no_save_ip
// Dummy variables for stack effects.
static PyObject *value, *value1, *value2, *left, *right, *res, *sum, *prod, *sub;
static PyObject *container, *start, *stop, *v, *lhs, *rhs, *res2;
static PyObject *list, *tuple, *dict, *owner, *set, *str, *tup, *map, *keys;
static PyObject *exit_func, *lasti, *val, *retval, *obj, *iter, *exhausted;
static PyObject *aiter, *awaitable, *iterable, *w, *exc_value, *bc, *locals;
static PyObject *orig, *excs, *update, *b, *fromlist, *level, *from;
static PyObject **pieces, **values;
static size_t jump;
// Dummy variables for cache effects
static uint16_t invert, counter, index, hint;
#define unused 0 // Used in a macro def, can't be static
static uint32_t type_version;
static _PyExecutorObject *current_executor;
static PyObject *
dummy_func(
PyThreadState *tstate,
_PyInterpreterFrame *frame,
unsigned char opcode,
unsigned int oparg,
_Py_CODEUNIT *next_instr,
PyObject **stack_pointer,
int throwflag,
PyObject *args[]
)
{
// Dummy labels.
pop_1_error:
// Dummy locals.
PyObject *dummy;
_Py_CODEUNIT *this_instr;
PyObject *attr;
PyObject *attrs;
PyObject *bottom;
PyObject *callable;
PyObject *callargs;
PyObject *codeobj;
PyObject *cond;
PyObject *descr;
PyObject *exc;
PyObject *exit;
PyObject *fget;
PyObject *fmt_spec;
PyObject *func;
uint32_t func_version;
PyObject *getattribute;
PyObject *kwargs;
PyObject *kwdefaults;
PyObject *len_o;
PyObject *match;
PyObject *match_type;
PyObject *method;
PyObject *mgr;
Py_ssize_t min_args;
PyObject *names;
PyObject *new_exc;
PyObject *next;
PyObject *none;
PyObject *null;
PyObject *prev_exc;
PyObject *receiver;
PyObject *rest;
int result;
PyObject *self;
PyObject *seq;
PyObject *slice;
PyObject *step;
PyObject *subject;
PyObject *top;
PyObject *type;
PyObject *typevars;
PyObject *val0;
PyObject *val1;
int values_or_none;
switch (opcode) {
// BEGIN BYTECODES //
pure inst(NOP, (--)) {
}
family(RESUME, 1) = {
RESUME_CHECK,
RESUME_CHECK_JIT,
};
macro(NOT_TAKEN) = NOP;
op(_CHECK_PERIODIC, (--)) {
int err = check_periodics(tstate);
ERROR_IF(err != 0);
}
replaced op(_CHECK_PERIODIC_AT_END, (--)) {
int err = check_periodics_at_end(tstate, frame);
ERROR_IF(err != 0);
}
op(_CHECK_PERIODIC_IF_NOT_YIELD_FROM, (--)) {
if ((oparg & RESUME_OPARG_LOCATION_MASK) < RESUME_AFTER_YIELD_FROM) {
int err = check_periodics(tstate);
ERROR_IF(err != 0);
}
}
tier1 op(_QUICKEN_RESUME, (counter/1 --)) {
_Py_Specialize_Resume(this_instr, tstate, frame);
}
tier1 op(_MAYBE_INSTRUMENT, (--)) {
#ifdef Py_GIL_DISABLED
// For thread-safety, we need to check instrumentation version
// even when tracing. Otherwise, another thread may concurrently
// re-write the bytecode while we are executing this function.
int check_instrumentation = 1;
#else
int check_instrumentation = (tstate->tracing == 0);
#endif
if (check_instrumentation) {
uintptr_t global_version = _Py_atomic_load_uintptr_relaxed(&tstate->eval_breaker) & ~_PY_EVAL_EVENTS_MASK;
uintptr_t code_version = FT_ATOMIC_LOAD_UINTPTR_ACQUIRE(_PyFrame_GetCode(frame)->_co_instrumentation_version);
if (code_version != global_version) {
int err = _Py_Instrument(_PyFrame_GetCode(frame), tstate->interp);
if (err) {
ERROR_NO_POP();
}
next_instr = this_instr;
DISPATCH();
}
}
}
replaced op(_LOAD_BYTECODE, (--)) {
#ifdef Py_GIL_DISABLED
if (frame->tlbc_index !=
((_PyThreadStateImpl *)tstate)->tlbc_index) {
_Py_CODEUNIT *bytecode =
_PyEval_GetExecutableCode(tstate, _PyFrame_GetCode(frame));
ERROR_IF(bytecode == NULL);
ptrdiff_t off = this_instr - _PyFrame_GetBytecode(frame);
frame->tlbc_index = ((_PyThreadStateImpl *)tstate)->tlbc_index;
frame->instr_ptr = bytecode + off;
// Make sure this_instr gets reset correctly for any uops that
// follow
next_instr = frame->instr_ptr;
DISPATCH();
}
#endif
}
macro(RESUME) =
_LOAD_BYTECODE +
_MAYBE_INSTRUMENT +
_QUICKEN_RESUME +
_CHECK_PERIODIC_IF_NOT_YIELD_FROM;
macro(RESUME_CHECK) =
unused/1 +
_RESUME_CHECK;
op(_RESUME_CHECK, (--)) {
#if defined(__EMSCRIPTEN__)
DEOPT_IF(_Py_emscripten_signal_clock == 0);
_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);
DEOPT_IF(eval_breaker != version);
#ifdef Py_GIL_DISABLED
DEOPT_IF(frame->tlbc_index !=
((_PyThreadStateImpl *)tstate)->tlbc_index);
#endif
}
macro(RESUME_CHECK_JIT) =
unused/1 +
_RESUME_CHECK +
_JIT;
op(_MONITOR_RESUME, (--)) {
int err = _Py_call_instrumentation(
tstate, oparg == 0 ? PY_MONITORING_EVENT_PY_START : PY_MONITORING_EVENT_PY_RESUME, frame, this_instr);
RELOAD_STACK();
ERROR_IF(err);
if (frame->instr_ptr != this_instr) {
/* Instrumentation has jumped */
next_instr = frame->instr_ptr;
}
}
macro(INSTRUMENTED_RESUME) =
unused/1 +
_LOAD_BYTECODE +
_MAYBE_INSTRUMENT +
_CHECK_PERIODIC_IF_NOT_YIELD_FROM +
_MONITOR_RESUME;
pseudo(LOAD_CLOSURE, (-- unused)) = {
LOAD_FAST,
};
inst(LOAD_FAST_CHECK, (-- value)) {
_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)
);
ERROR_IF(true);
}
value = PyStackRef_DUP(value_s);
}
replicate(8) pure inst(LOAD_FAST, (-- value)) {
assert(!PyStackRef_IsNull(GETLOCAL(oparg)));
value = PyStackRef_DUP(GETLOCAL(oparg));
}
replicate(8) pure inst (LOAD_FAST_BORROW, (-- value)) {
assert(!PyStackRef_IsNull(GETLOCAL(oparg)));
value = PyStackRef_Borrow(GETLOCAL(oparg));
}
inst(LOAD_FAST_AND_CLEAR, (-- value)) {
value = GETLOCAL(oparg);
GETLOCAL(oparg) = PyStackRef_NULL;
}
inst(LOAD_FAST_LOAD_FAST, ( -- value1, value2)) {
uint32_t oparg1 = oparg >> 4;
uint32_t oparg2 = oparg & 15;
value1 = PyStackRef_DUP(GETLOCAL(oparg1));
value2 = PyStackRef_DUP(GETLOCAL(oparg2));
}
inst(LOAD_FAST_BORROW_LOAD_FAST_BORROW, ( -- value1, value2)) {
uint32_t oparg1 = oparg >> 4;
uint32_t oparg2 = oparg & 15;
value1 = PyStackRef_Borrow(GETLOCAL(oparg1));
value2 = PyStackRef_Borrow(GETLOCAL(oparg2));
}
inst(LOAD_CONST, (-- value)) {
PyObject *obj = GETITEM(FRAME_CO_CONSTS, oparg);
value = PyStackRef_FromPyObjectBorrow(obj);
}
replicate(4) inst(LOAD_SMALL_INT, (-- value)) {
assert(oparg < _PY_NSMALLPOSINTS);
PyObject *obj = (PyObject *)&_PyLong_SMALL_INTS[_PY_NSMALLNEGINTS + oparg];
value = PyStackRef_FromPyObjectBorrow(obj);
}
macro(STORE_FAST) = _SWAP_FAST + POP_TOP;
replicate(8) op(_SWAP_FAST, (value -- trash)) {
_PyStackRef tmp = GETLOCAL(oparg);
GETLOCAL(oparg) = value;
DEAD(value);
trash = tmp;
}
pseudo(STORE_FAST_MAYBE_NULL, (unused --)) = {
STORE_FAST,
};
inst(STORE_FAST_LOAD_FAST, (value1 -- value2)) {
uint32_t oparg1 = oparg >> 4;
uint32_t oparg2 = oparg & 15;
_PyStackRef tmp = GETLOCAL(oparg1);
GETLOCAL(oparg1) = value1;
DEAD(value1);
value2 = PyStackRef_DUP(GETLOCAL(oparg2));
PyStackRef_XCLOSE(tmp);
}
inst(STORE_FAST_STORE_FAST, (value2, value1 --)) {
uint32_t oparg1 = oparg >> 4;
uint32_t oparg2 = oparg & 15;
_PyStackRef tmp = GETLOCAL(oparg1);
GETLOCAL(oparg1) = value1;
DEAD(value1);
PyStackRef_XCLOSE(tmp);
tmp = GETLOCAL(oparg2);
GETLOCAL(oparg2) = value2;
DEAD(value2);
PyStackRef_XCLOSE(tmp);
}
pure inst(POP_TOP, (value --)) {
PyStackRef_XCLOSE(value);
}
op(_POP_TOP_NOP, (value --)) {
assert(PyStackRef_IsNull(value) || (!PyStackRef_RefcountOnObject(value)) ||
_Py_IsImmortal((PyStackRef_AsPyObjectBorrow(value))));
DEAD(value);
}
op(_POP_TOP_INT, (value --)) {
assert(PyLong_CheckExact(PyStackRef_AsPyObjectBorrow(value)));
PyStackRef_CLOSE_SPECIALIZED(value, _PyLong_ExactDealloc);
}
op(_POP_TOP_FLOAT, (value --)) {
assert(PyFloat_CheckExact(PyStackRef_AsPyObjectBorrow(value)));
PyStackRef_CLOSE_SPECIALIZED(value, _PyFloat_ExactDealloc);
}
op(_POP_TOP_UNICODE, (value --)) {
assert(PyUnicode_CheckExact(PyStackRef_AsPyObjectBorrow(value)));
PyStackRef_CLOSE_SPECIALIZED(value, _PyUnicode_ExactDealloc);
}
op(_POP_TOP_OPARG, (args[oparg] -- )) {
_PyStackRef_CloseStack(args, oparg);
DEAD(args);
}
pure inst(PUSH_NULL, (-- res)) {
res = PyStackRef_NULL;
}
no_save_ip inst(END_FOR, (value -- )) {
/* Don't update instr_ptr, so that POP_ITER sees
* the FOR_ITER as the previous instruction.
* This has the benign side effect that if value is
* finalized it will see the location as the FOR_ITER's.
*/
PyStackRef_CLOSE(value);
}
inst(POP_ITER, (iter, index_or_null -- )) {
(void)index_or_null;
DEAD(index_or_null);
PyStackRef_CLOSE(iter);
}
no_save_ip tier1 inst(INSTRUMENTED_END_FOR, (receiver, index_or_null, value -- receiver, index_or_null)) {
/* Need to create a fake StopIteration error here,
* to conform to PEP 380 */
if (PyStackRef_GenCheck(receiver)) {
int err = monitor_stop_iteration(tstate, frame, this_instr, PyStackRef_AsPyObjectBorrow(value));
if (err) {
ERROR_NO_POP();
}
}
PyStackRef_CLOSE(value);
}
tier1 inst(INSTRUMENTED_POP_ITER, (iter, index_or_null -- )) {
(void)index_or_null;
DEAD(index_or_null);
INSTRUMENTED_JUMP(prev_instr, this_instr+1, PY_MONITORING_EVENT_BRANCH_RIGHT);
PyStackRef_CLOSE(iter);
}
pure inst(END_SEND, (receiver, index_or_null, value -- val)) {
val = value;
(void)index_or_null;
DEAD(value);
DEAD(index_or_null);
PyStackRef_CLOSE(receiver);
}
tier1 inst(INSTRUMENTED_END_SEND, (receiver, index_or_null, value -- val)) {
PyObject *receiver_o = PyStackRef_AsPyObjectBorrow(receiver);
if (PyGen_Check(receiver_o) || PyCoro_CheckExact(receiver_o)) {
int err = monitor_stop_iteration(tstate, frame, this_instr, PyStackRef_AsPyObjectBorrow(value));
if (err) {
ERROR_NO_POP();
}
}
val = value;
(void)index_or_null;
DEAD(index_or_null);
DEAD(value);
PyStackRef_CLOSE(receiver);
}
macro(UNARY_NEGATIVE) = _UNARY_NEGATIVE + POP_TOP;
op(_UNARY_NEGATIVE, (value -- res, v)) {
PyObject *res_o = PyNumber_Negative(PyStackRef_AsPyObjectBorrow(value));
if (res_o == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(res_o);
v = value;
DEAD(value);
}
// Inplace negation: negate a uniquely-referenced float in place.
// Tier 2 only.
tier2 op(_UNARY_NEGATIVE_FLOAT_INPLACE, (value -- res, v)) {
PyObject *val_o = PyStackRef_AsPyObjectBorrow(value);
assert(PyFloat_CheckExact(val_o));
assert(_PyObject_IsUniquelyReferenced(val_o));
STAT_INC(UNARY_NEGATIVE, hit);
double dres = -((PyFloatObject *)val_o)->ob_fval;
((PyFloatObject *)val_o)->ob_fval = dres;
res = value;
v = PyStackRef_NULL;
INPUTS_DEAD();
}
inst(UNARY_NOT, (value -- res)) {
assert(PyStackRef_BoolCheck(value));
res = PyStackRef_IsFalse(value)
? PyStackRef_True : PyStackRef_False;
DEAD(value);
}
family(TO_BOOL, INLINE_CACHE_ENTRIES_TO_BOOL) = {
TO_BOOL_ALWAYS_TRUE,
TO_BOOL_BOOL,
TO_BOOL_INT,
TO_BOOL_LIST,
TO_BOOL_NONE,
TO_BOOL_STR,
};
specializing op(_SPECIALIZE_TO_BOOL, (counter/1, value -- value)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_ToBool(value, next_instr);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(TO_BOOL);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
op(_TO_BOOL, (value -- res)) {
int err = PyObject_IsTrue(PyStackRef_AsPyObjectBorrow(value));
PyStackRef_CLOSE(value);
ERROR_IF(err < 0);
res = err ? PyStackRef_True : PyStackRef_False;
}
macro(TO_BOOL) = _SPECIALIZE_TO_BOOL + unused/2 + _TO_BOOL;
inst(TO_BOOL_BOOL, (unused/1, unused/2, value -- value)) {
EXIT_IF(!PyStackRef_BoolCheck(value));
STAT_INC(TO_BOOL, hit);
}
op(_TO_BOOL_INT, (value -- res, v)) {
STAT_INC(TO_BOOL, hit);
PyObject *value_o = PyStackRef_AsPyObjectBorrow(value);
res = (_PyLong_IsZero((PyLongObject *)value_o)) ? PyStackRef_False : PyStackRef_True;
v = value;
DEAD(value);
}
macro(TO_BOOL_INT) =
_GUARD_TOS_EXACT_INT + unused/1 + unused/2 + _TO_BOOL_INT + _POP_TOP_INT;
op(_GUARD_NOS_LIST, (nos, unused -- nos, unused)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(nos);
EXIT_IF(!PyList_CheckExact(o));
}
op(_GUARD_TOS_LIST, (tos -- tos)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(tos);
EXIT_IF(!PyList_CheckExact(o));
}
op(_GUARD_TOS_SLICE, (tos -- tos)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(tos);
EXIT_IF(!PySlice_Check(o));
}
macro(TO_BOOL_LIST) = _GUARD_TOS_LIST + unused/1 + unused/2 + _TO_BOOL_LIST + POP_TOP;
op(_TO_BOOL_LIST, (value -- res, v)) {
PyObject *value_o = PyStackRef_AsPyObjectBorrow(value);
assert(PyList_CheckExact(value_o));
STAT_INC(TO_BOOL, hit);
res = PyList_GET_SIZE(value_o) ? PyStackRef_True : PyStackRef_False;
v = value;
DEAD(value);
}
inst(TO_BOOL_NONE, (unused/1, unused/2, value -- res)) {
// This one is a bit weird, because we expect *some* failures:
EXIT_IF(!PyStackRef_IsNone(value));
DEAD(value);
STAT_INC(TO_BOOL, hit);
res = PyStackRef_False;
}
op(_GUARD_NOS_COMPACT_ASCII, (nos, unused -- nos, unused)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(nos);
EXIT_IF(!PyUnicode_CheckExact(o));
EXIT_IF(!PyUnicode_IS_COMPACT_ASCII(o));
}
op(_GUARD_NOS_UNICODE, (nos, unused -- nos, unused)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(nos);
EXIT_IF(!PyUnicode_CheckExact(o));
}
op(_GUARD_TOS_UNICODE, (value -- value)) {
PyObject *value_o = PyStackRef_AsPyObjectBorrow(value);
EXIT_IF(!PyUnicode_CheckExact(value_o));
}
op(_TO_BOOL_STR, (value -- res, v)) {
STAT_INC(TO_BOOL, hit);
PyObject *value_o = PyStackRef_AsPyObjectBorrow(value);
res = value_o == &_Py_STR(empty) ? PyStackRef_False : PyStackRef_True;
v = value;
DEAD(value);
}
macro(TO_BOOL_STR) =
_GUARD_TOS_UNICODE + unused/1 + unused/2 + _TO_BOOL_STR + _POP_TOP_UNICODE;
op(_REPLACE_WITH_TRUE, (value -- res, v)) {
res = PyStackRef_True;
v = value;
DEAD(value);
}
macro(TO_BOOL_ALWAYS_TRUE) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_REPLACE_WITH_TRUE +
POP_TOP;
macro(UNARY_INVERT) = _UNARY_INVERT + POP_TOP;
op(_UNARY_INVERT, (value -- res, v)) {
PyObject *res_o = PyNumber_Invert(PyStackRef_AsPyObjectBorrow(value));
if (res_o == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(res_o);
v = value;
DEAD(value);
}
family(BINARY_OP, INLINE_CACHE_ENTRIES_BINARY_OP) = {
BINARY_OP_MULTIPLY_INT,
BINARY_OP_ADD_INT,
BINARY_OP_SUBTRACT_INT,
BINARY_OP_MULTIPLY_FLOAT,
BINARY_OP_ADD_FLOAT,
BINARY_OP_SUBTRACT_FLOAT,
BINARY_OP_ADD_UNICODE,
BINARY_OP_SUBSCR_LIST_INT,
BINARY_OP_SUBSCR_LIST_SLICE,
BINARY_OP_SUBSCR_TUPLE_INT,
BINARY_OP_SUBSCR_STR_INT,
BINARY_OP_SUBSCR_USTR_INT,
BINARY_OP_SUBSCR_DICT,
BINARY_OP_SUBSCR_GETITEM,
BINARY_OP_INPLACE_ADD_UNICODE,
BINARY_OP_EXTEND,
};
op(_GUARD_NOS_INT, (left, unused -- left, unused)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
EXIT_IF(!_PyLong_CheckExactAndCompact(left_o));
}
op(_GUARD_TOS_INT, (value -- value)) {
PyObject *value_o = PyStackRef_AsPyObjectBorrow(value);
EXIT_IF(!_PyLong_CheckExactAndCompact(value_o));
}
op(_GUARD_TOS_EXACT_INT, (value -- value)) {
PyObject *value_o = PyStackRef_AsPyObjectBorrow(value);
EXIT_IF(!PyLong_CheckExact(value_o));
}
op(_GUARD_NOS_OVERFLOWED, (left, unused -- left, unused)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
assert(Py_TYPE(left_o) == &PyLong_Type);
EXIT_IF(!_PyLong_IsCompact((PyLongObject *)left_o));
}
op(_GUARD_TOS_OVERFLOWED, (value -- value)) {
PyObject *value_o = PyStackRef_AsPyObjectBorrow(value);
assert(Py_TYPE(value_o) == &PyLong_Type);
EXIT_IF(!_PyLong_IsCompact((PyLongObject *)value_o));
}
pure op(_BINARY_OP_MULTIPLY_INT, (left, right -- res, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyLong_CheckExact(left_o));
assert(PyLong_CheckExact(right_o));
assert(_PyLong_BothAreCompact((PyLongObject *)left_o, (PyLongObject *)right_o));
STAT_INC(BINARY_OP, hit);
res = _PyCompactLong_Multiply((PyLongObject *)left_o, (PyLongObject *)right_o);
EXIT_IF(PyStackRef_IsNull(res));
l = left;
r = right;
INPUTS_DEAD();
}
pure op(_BINARY_OP_ADD_INT, (left, right -- res, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyLong_CheckExact(left_o));
assert(PyLong_CheckExact(right_o));
assert(_PyLong_BothAreCompact((PyLongObject *)left_o, (PyLongObject *)right_o));
STAT_INC(BINARY_OP, hit);
res = _PyCompactLong_Add((PyLongObject *)left_o, (PyLongObject *)right_o);
EXIT_IF(PyStackRef_IsNull(res));
l = left;
r = right;
INPUTS_DEAD();
}
pure op(_BINARY_OP_SUBTRACT_INT, (left, right -- res, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyLong_CheckExact(left_o));
assert(PyLong_CheckExact(right_o));
assert(_PyLong_BothAreCompact((PyLongObject *)left_o, (PyLongObject *)right_o));
STAT_INC(BINARY_OP, hit);
res = _PyCompactLong_Subtract((PyLongObject *)left_o, (PyLongObject *)right_o);
EXIT_IF(PyStackRef_IsNull(res));
l = left;
r = right;
INPUTS_DEAD();
}
macro(BINARY_OP_MULTIPLY_INT) =
_GUARD_TOS_INT + _GUARD_NOS_INT + unused/5 + _BINARY_OP_MULTIPLY_INT + _POP_TOP_INT + _POP_TOP_INT;
macro(BINARY_OP_ADD_INT) =
_GUARD_TOS_INT + _GUARD_NOS_INT + unused/5 + _BINARY_OP_ADD_INT + _POP_TOP_INT + _POP_TOP_INT;
macro(BINARY_OP_SUBTRACT_INT) =
_GUARD_TOS_INT + _GUARD_NOS_INT + unused/5 + _BINARY_OP_SUBTRACT_INT + _POP_TOP_INT + _POP_TOP_INT;
// Inplace compact int ops: mutate the uniquely-referenced operand
// when possible. The op handles decref of TARGET internally so
// the following _POP_TOP_INT becomes _POP_TOP_NOP. Tier 2 only.
tier2 op(_BINARY_OP_ADD_INT_INPLACE, (left, right -- res, l, r)) {
INT_INPLACE_OP(left, right, left, +, _PyCompactLong_Add);
EXIT_IF(PyStackRef_IsNull(_int_inplace_res));
res = _int_inplace_res;
l = left;
r = right;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_SUBTRACT_INT_INPLACE, (left, right -- res, l, r)) {
INT_INPLACE_OP(left, right, left, -, _PyCompactLong_Subtract);
EXIT_IF(PyStackRef_IsNull(_int_inplace_res));
res = _int_inplace_res;
l = left;
r = right;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_MULTIPLY_INT_INPLACE, (left, right -- res, l, r)) {
INT_INPLACE_OP(left, right, left, *, _PyCompactLong_Multiply);
EXIT_IF(PyStackRef_IsNull(_int_inplace_res));
res = _int_inplace_res;
l = left;
r = right;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_ADD_INT_INPLACE_RIGHT, (left, right -- res, l, r)) {
INT_INPLACE_OP(left, right, right, +, _PyCompactLong_Add);
EXIT_IF(PyStackRef_IsNull(_int_inplace_res));
res = _int_inplace_res;
l = left;
r = right;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_SUBTRACT_INT_INPLACE_RIGHT, (left, right -- res, l, r)) {
INT_INPLACE_OP(left, right, right, -, _PyCompactLong_Subtract);
EXIT_IF(PyStackRef_IsNull(_int_inplace_res));
res = _int_inplace_res;
l = left;
r = right;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_MULTIPLY_INT_INPLACE_RIGHT, (left, right -- res, l, r)) {
INT_INPLACE_OP(left, right, right, *, _PyCompactLong_Multiply);
EXIT_IF(PyStackRef_IsNull(_int_inplace_res));
res = _int_inplace_res;
l = left;
r = right;
INPUTS_DEAD();
}
op(_GUARD_NOS_FLOAT, (left, unused -- left, unused)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
EXIT_IF(!PyFloat_CheckExact(left_o));
}
op(_GUARD_TOS_FLOAT, (value -- value)) {
PyObject *value_o = PyStackRef_AsPyObjectBorrow(value);
EXIT_IF(!PyFloat_CheckExact(value_o));
}
pure op(_BINARY_OP_MULTIPLY_FLOAT, (left, right -- res, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyFloat_CheckExact(left_o));
assert(PyFloat_CheckExact(right_o));
STAT_INC(BINARY_OP, hit);
double dres =
((PyFloatObject *)left_o)->ob_fval *
((PyFloatObject *)right_o)->ob_fval;
PyObject *d = PyFloat_FromDouble(dres);
if (d == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(d);
l = left;
r = right;
INPUTS_DEAD();
}
pure op(_BINARY_OP_ADD_FLOAT, (left, right -- res, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyFloat_CheckExact(left_o));
assert(PyFloat_CheckExact(right_o));
STAT_INC(BINARY_OP, hit);
double dres =
((PyFloatObject *)left_o)->ob_fval +
((PyFloatObject *)right_o)->ob_fval;
PyObject *d = PyFloat_FromDouble(dres);
if (d == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(d);
l = left;
r = right;
INPUTS_DEAD();
}
pure op(_BINARY_OP_SUBTRACT_FLOAT, (left, right -- res, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyFloat_CheckExact(left_o));
assert(PyFloat_CheckExact(right_o));
STAT_INC(BINARY_OP, hit);
double dres =
((PyFloatObject *)left_o)->ob_fval -
((PyFloatObject *)right_o)->ob_fval;
PyObject *d = PyFloat_FromDouble(dres);
if (d == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(d);
l = left;
r = right;
INPUTS_DEAD();
}
macro(BINARY_OP_MULTIPLY_FLOAT) =
_GUARD_TOS_FLOAT + _GUARD_NOS_FLOAT + unused/5 + _BINARY_OP_MULTIPLY_FLOAT + _POP_TOP_FLOAT + _POP_TOP_FLOAT;
macro(BINARY_OP_ADD_FLOAT) =
_GUARD_TOS_FLOAT + _GUARD_NOS_FLOAT + unused/5 + _BINARY_OP_ADD_FLOAT + _POP_TOP_FLOAT + _POP_TOP_FLOAT;
macro(BINARY_OP_SUBTRACT_FLOAT) =
_GUARD_TOS_FLOAT + _GUARD_NOS_FLOAT + unused/5 + _BINARY_OP_SUBTRACT_FLOAT + _POP_TOP_FLOAT + _POP_TOP_FLOAT;
// Inplace float ops: mutate the uniquely-referenced left operand
// instead of allocating a new float. Tier 2 only.
// The optimizer sets l to a borrowed value so the following _POP_TOP_FLOAT
// becomes _POP_TOP_NOP.
tier2 op(_BINARY_OP_ADD_FLOAT_INPLACE, (left, right -- res, l, r)) {
FLOAT_INPLACE_OP(left, right, left, +);
res = left;
l = PyStackRef_NULL;
r = right;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_SUBTRACT_FLOAT_INPLACE, (left, right -- res, l, r)) {
FLOAT_INPLACE_OP(left, right, left, -);
res = left;
l = PyStackRef_NULL;
r = right;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_MULTIPLY_FLOAT_INPLACE, (left, right -- res, l, r)) {
FLOAT_INPLACE_OP(left, right, left, *);
res = left;
l = PyStackRef_NULL;
r = right;
INPUTS_DEAD();
}
// Inplace RIGHT variants: mutate the uniquely-referenced right operand.
tier2 op(_BINARY_OP_ADD_FLOAT_INPLACE_RIGHT, (left, right -- res, l, r)) {
FLOAT_INPLACE_OP(left, right, right, +);
res = right;
l = left;
r = PyStackRef_NULL;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_MULTIPLY_FLOAT_INPLACE_RIGHT, (left, right -- res, l, r)) {
FLOAT_INPLACE_OP(left, right, right, *);
res = right;
l = left;
r = PyStackRef_NULL;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_SUBTRACT_FLOAT_INPLACE_RIGHT, (left, right -- res, l, r)) {
FLOAT_INPLACE_OP(left, right, right, -);
res = right;
l = left;
r = PyStackRef_NULL;
INPUTS_DEAD();
}
// Float true division --- not specialized at tier 1, emitted by the
// tier 2 optimizer when both operands are known floats.
tier2 op(_BINARY_OP_TRUEDIV_FLOAT, (left, right -- res, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyFloat_CheckExact(left_o));
assert(PyFloat_CheckExact(right_o));
STAT_INC(BINARY_OP, hit);
double divisor = ((PyFloatObject *)right_o)->ob_fval;
if (divisor == 0.0) {
PyErr_SetString(PyExc_ZeroDivisionError,
"float division by zero");
ERROR_NO_POP();
}
double dres = ((PyFloatObject *)left_o)->ob_fval / divisor;
PyObject *d = PyFloat_FromDouble(dres);
if (d == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(d);
l = left;
r = right;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_TRUEDIV_FLOAT_INPLACE, (left, right -- res, l, r)) {
FLOAT_INPLACE_DIVOP(left, right, left);
if (_divop_err) {
ERROR_NO_POP();
}
res = left;
l = PyStackRef_NULL;
r = right;
INPUTS_DEAD();
}
tier2 op(_BINARY_OP_TRUEDIV_FLOAT_INPLACE_RIGHT, (left, right -- res, l, r)) {
FLOAT_INPLACE_DIVOP(left, right, right);
if (_divop_err) {
ERROR_NO_POP();
}
res = right;
l = left;
r = PyStackRef_NULL;
INPUTS_DEAD();
}
pure op(_BINARY_OP_ADD_UNICODE, (left, right -- res, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyUnicode_CheckExact(left_o));
assert(PyUnicode_CheckExact(right_o));
STAT_INC(BINARY_OP, hit);
PyObject *res_o = PyUnicode_Concat(left_o, right_o);
if (res_o == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(res_o);
l = left;
r = right;
INPUTS_DEAD();
}
macro(BINARY_OP_ADD_UNICODE) =
_GUARD_TOS_UNICODE + _GUARD_NOS_UNICODE + unused/5 + _BINARY_OP_ADD_UNICODE + _POP_TOP_UNICODE + _POP_TOP_UNICODE;
// This is a subtle one. We write NULL to the local
// of the following STORE_FAST and leave the result for STORE_FAST
// later to store.
op(_BINARY_OP_INPLACE_ADD_UNICODE, (left, right -- res)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
assert(PyUnicode_CheckExact(left_o));
assert(PyUnicode_CheckExact(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 = (int)CURRENT_OPERAND0_16();
#endif
_PyStackRef *target_local = &GETLOCAL(next_oparg);
assert(PyUnicode_CheckExact(left_o));
EXIT_IF(PyStackRef_AsPyObjectBorrow(*target_local) != left_o);
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 || !PyStackRef_IsHeapSafe(left));
PyObject *temp = PyStackRef_AsPyObjectSteal(*target_local);
PyObject *right_o = PyStackRef_AsPyObjectSteal(right);
/* gh-143403: It's critical to close this reference *before*
* we append. Otherwise, append can move the underlying
* unicode object, which will cause a use after free!
*/
PyStackRef_CLOSE_SPECIALIZED(left, _PyUnicode_ExactDealloc);
DEAD(left);
PyUnicode_Append(&temp, right_o);
_Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc);
*target_local = PyStackRef_NULL;
ERROR_IF(temp == NULL);
res = PyStackRef_FromPyObjectSteal(temp);
}
tier2 op(_GUARD_BINARY_OP_EXTEND_LHS, (descr/4, left, right -- left, right)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
_PyBinaryOpSpecializationDescr *d = (_PyBinaryOpSpecializationDescr*)descr;
assert(INLINE_CACHE_ENTRIES_BINARY_OP == 5);
assert(d && d->guard == NULL && d->lhs_type != NULL);
EXIT_IF(Py_TYPE(left_o) != d->lhs_type);
}
tier2 op(_GUARD_BINARY_OP_EXTEND_RHS, (descr/4, left, right -- left, right)) {
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
_PyBinaryOpSpecializationDescr *d = (_PyBinaryOpSpecializationDescr*)descr;
assert(INLINE_CACHE_ENTRIES_BINARY_OP == 5);
assert(d && d->guard == NULL && d->rhs_type != NULL);
EXIT_IF(Py_TYPE(right_o) != d->rhs_type);
}
op(_GUARD_BINARY_OP_EXTEND, (descr/4, left, right -- left, right)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
_PyBinaryOpSpecializationDescr *d = (_PyBinaryOpSpecializationDescr*)descr;
assert(INLINE_CACHE_ENTRIES_BINARY_OP == 5);
assert(d != NULL);
int match = (d->guard != NULL)
? d->guard(left_o, right_o)
: (Py_TYPE(left_o) == d->lhs_type && Py_TYPE(right_o) == d->rhs_type);
EXIT_IF(!match);
}
op(_BINARY_OP_EXTEND, (descr/4, left, right -- res, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(INLINE_CACHE_ENTRIES_BINARY_OP == 5);
_PyBinaryOpSpecializationDescr *d = (_PyBinaryOpSpecializationDescr*)descr;
STAT_INC(BINARY_OP, hit);
PyObject *res_o = d->action(left_o, right_o);
if (res_o == NULL) {
ERROR_NO_POP();
}
assert(d->result_type == NULL || Py_TYPE(res_o) == d->result_type);
assert(!d->result_unique || Py_REFCNT(res_o) == 1 || _Py_IsImmortal(res_o));
// The JIT and tier 2 optimizer assume that float results from
// binary operations are always uniquely referenced (refcount == 1).
// If this assertion fails, update the optimizer to stop marking
// float results as unique in optimizer_bytecodes.c.
assert(!PyFloat_CheckExact(res_o) || Py_REFCNT(res_o) == 1);
res = PyStackRef_FromPyObjectSteal(res_o);
l = left;
r = right;
DEAD(left);
DEAD(right);
}
macro(BINARY_OP_EXTEND) =
unused/1 + _GUARD_BINARY_OP_EXTEND + rewind/-4 + _BINARY_OP_EXTEND + POP_TOP + POP_TOP;
macro(BINARY_OP_INPLACE_ADD_UNICODE) =
_GUARD_TOS_UNICODE + _GUARD_NOS_UNICODE + unused/5 + _BINARY_OP_INPLACE_ADD_UNICODE;
specializing op(_SPECIALIZE_BINARY_SLICE, (container, start, stop -- container, start, stop)) {
// Placeholder until we implement BINARY_SLICE specialization
#if ENABLE_SPECIALIZATION
OPCODE_DEFERRED_INC(BINARY_SLICE);
#endif /* ENABLE_SPECIALIZATION */
}
op(_BINARY_SLICE, (container, start, stop -- res)) {
PyObject *container_o = PyStackRef_AsPyObjectBorrow(container);
PyObject *start_o = PyStackRef_AsPyObjectBorrow(start);
PyObject *stop_o = PyStackRef_AsPyObjectBorrow(stop);
PyObject *res_o;
if (PyList_CheckExact(container_o)) {
res_o = _PyList_BinarySlice(container_o, start_o, stop_o);
}
else if (PyTuple_CheckExact(container_o)) {
res_o = _PyTuple_BinarySlice(container_o, start_o, stop_o);
}
else if (PyUnicode_CheckExact(container_o)) {
res_o = _PyUnicode_BinarySlice(container_o, start_o, stop_o);
}
else {
PyObject *slice = PySlice_New(start_o, stop_o, NULL);
if (slice == NULL) {
res_o = NULL;
}
else {
res_o = PyObject_GetItem(container_o, slice);
Py_DECREF(slice);
}
}
DECREF_INPUTS();
ERROR_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
}
macro(BINARY_SLICE) = _SPECIALIZE_BINARY_SLICE + _BINARY_SLICE;
specializing op(_SPECIALIZE_STORE_SLICE, (v, container, start, stop -- v, container, start, stop)) {
// Placeholder until we implement STORE_SLICE specialization
#if ENABLE_SPECIALIZATION
OPCODE_DEFERRED_INC(STORE_SLICE);
#endif /* ENABLE_SPECIALIZATION */
}
op(_STORE_SLICE, (v, container, start, stop -- )) {
PyObject *slice = _PyBuildSlice_ConsumeRefs(PyStackRef_AsPyObjectSteal(start),
PyStackRef_AsPyObjectSteal(stop),
Py_None);
int err;
if (slice == NULL) {
err = 1;
}
else {
err = PyObject_SetItem(PyStackRef_AsPyObjectBorrow(container), slice, PyStackRef_AsPyObjectBorrow(v));
Py_DECREF(slice);
}
DECREF_INPUTS();
ERROR_IF(err);
}
macro(STORE_SLICE) = _SPECIALIZE_STORE_SLICE + _STORE_SLICE;
macro(BINARY_OP_SUBSCR_LIST_INT) =
_GUARD_TOS_INT + _GUARD_NOS_LIST + unused/5 + _BINARY_OP_SUBSCR_LIST_INT + _POP_TOP_INT + POP_TOP;
op(_BINARY_OP_SUBSCR_LIST_INT, (list_st, sub_st -- res, ls, ss)) {
PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st);
PyObject *list = PyStackRef_AsPyObjectBorrow(list_st);
assert(PyLong_CheckExact(sub));
assert(PyList_CheckExact(list));
Py_ssize_t index = _PyLong_CompactValue((PyLongObject *)sub);
if (index < 0) {
index += PyList_GET_SIZE(list);
}
#ifdef Py_GIL_DISABLED
PyObject *res_o = _PyList_GetItemRef((PyListObject*)list, index);
EXIT_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
#else
EXIT_IF(index < 0 || index >= PyList_GET_SIZE(list));
PyObject *res_o = PyList_GET_ITEM(list, index);
assert(res_o != NULL);
res = PyStackRef_FromPyObjectNew(res_o);
#endif
STAT_INC(BINARY_OP, hit);
ls = list_st;
ss = sub_st;
INPUTS_DEAD();
}
macro(BINARY_OP_SUBSCR_LIST_SLICE) =
_GUARD_TOS_SLICE + _GUARD_NOS_LIST + unused/5 + _BINARY_OP_SUBSCR_LIST_SLICE + POP_TOP + POP_TOP;
op(_BINARY_OP_SUBSCR_LIST_SLICE, (list_st, sub_st -- res, ls, ss)) {
PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st);
PyObject *list = PyStackRef_AsPyObjectBorrow(list_st);
assert(PySlice_Check(sub));
assert(PyList_CheckExact(list));
PyObject *res_o = _PyList_SliceSubscript(list, sub);
STAT_INC(BINARY_OP, hit);
if (res_o == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(res_o);
ls = list_st;
ss = sub_st;
INPUTS_DEAD();
}
macro(BINARY_OP_SUBSCR_STR_INT) =
_GUARD_TOS_INT + _GUARD_NOS_COMPACT_ASCII + unused/5 + _BINARY_OP_SUBSCR_STR_INT + _POP_TOP_INT + _POP_TOP_UNICODE;
op(_BINARY_OP_SUBSCR_STR_INT, (str_st, sub_st -- res, s, i)) {
PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st);
PyObject *str = PyStackRef_AsPyObjectBorrow(str_st);
assert(PyLong_CheckExact(sub));
assert(PyUnicode_CheckExact(str));
EXIT_IF(!_PyLong_IsNonNegativeCompact((PyLongObject*)sub));
Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0];
EXIT_IF(PyUnicode_GET_LENGTH(str) <= index);
uint8_t c = PyUnicode_1BYTE_DATA(str)[index];
assert(c < 128);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = (PyObject*)&_Py_SINGLETON(strings).ascii[c];
s = str_st;
i = sub_st;
INPUTS_DEAD();
res = PyStackRef_FromPyObjectBorrow(res_o);
}
macro(BINARY_OP_SUBSCR_USTR_INT) =
_GUARD_TOS_INT + _GUARD_NOS_UNICODE + unused/5 + _BINARY_OP_SUBSCR_USTR_INT + _POP_TOP_INT + _POP_TOP_UNICODE;
op(_BINARY_OP_SUBSCR_USTR_INT, (str_st, sub_st -- res, s, i)) {
PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st);
PyObject *str = PyStackRef_AsPyObjectBorrow(str_st);
assert(PyLong_CheckExact(sub));
assert(PyUnicode_CheckExact(str));
EXIT_IF(!_PyLong_IsNonNegativeCompact((PyLongObject*)sub));
Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0];
EXIT_IF(PyUnicode_GET_LENGTH(str) <= index);
// Specialize for reading an ASCII character from any string:
Py_UCS4 c = PyUnicode_READ_CHAR(str, index);
EXIT_IF(Py_ARRAY_LENGTH(_Py_SINGLETON(strings).ascii) <= c);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = (PyObject*)&_Py_SINGLETON(strings).ascii[c];
s = str_st;
i = sub_st;
INPUTS_DEAD();
res = PyStackRef_FromPyObjectBorrow(res_o);
}
op(_GUARD_NOS_TUPLE, (nos, unused -- nos, unused)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(nos);
EXIT_IF(!PyTuple_CheckExact(o));
}
op(_GUARD_TOS_TUPLE, (tos -- tos)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(tos);
EXIT_IF(!PyTuple_CheckExact(o));
}
macro(BINARY_OP_SUBSCR_TUPLE_INT) =
_GUARD_TOS_INT +
_GUARD_NOS_TUPLE +
_GUARD_BINARY_OP_SUBSCR_TUPLE_INT_BOUNDS +
unused/5 +
_BINARY_OP_SUBSCR_TUPLE_INT +
_POP_TOP_INT +
POP_TOP;
// A guard that checks that the tuple subscript is within bounds
op(_GUARD_BINARY_OP_SUBSCR_TUPLE_INT_BOUNDS, (tuple_st, sub_st -- tuple_st, sub_st)) {
PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st);
PyObject *tuple = PyStackRef_AsPyObjectBorrow(tuple_st);
assert(PyLong_CheckExact(sub));
assert(PyTuple_CheckExact(tuple));
// Deopt unless 0 <= sub < PyTuple_Size(list)
EXIT_IF(!_PyLong_IsNonNegativeCompact((PyLongObject *)sub));
Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0];
EXIT_IF(index >= PyTuple_GET_SIZE(tuple));
}
op(_BINARY_OP_SUBSCR_TUPLE_INT, (tuple_st, sub_st -- res, ts, ss)) {
PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st);
PyObject *tuple = PyStackRef_AsPyObjectBorrow(tuple_st);
assert(PyLong_CheckExact(sub));
assert(PyTuple_CheckExact(tuple));
STAT_INC(BINARY_OP, hit);
Py_ssize_t index = ((PyLongObject*)sub)->long_value.ob_digit[0];
PyObject *res_o = PyTuple_GET_ITEM(tuple, index);
assert(res_o != NULL);
res = PyStackRef_FromPyObjectNew(res_o);
ts = tuple_st;
ss = sub_st;
INPUTS_DEAD();
}
op(_GUARD_NOS_DICT_SUBSCRIPT, (nos, unused -- nos, unused)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(nos);
DEOPT_IF(!Py_TYPE(o)->tp_as_mapping);
DEOPT_IF(Py_TYPE(o)->tp_as_mapping->mp_subscript != _PyDict_Subscript);
}
op(_GUARD_NOS_DICT_STORE_SUBSCRIPT, (unused, nos, unused -- unused, nos, unused)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(nos);
DEOPT_IF(!Py_TYPE(o)->tp_as_mapping);
DEOPT_IF(Py_TYPE(o)->tp_as_mapping->mp_ass_subscript != _PyDict_StoreSubscript);
}
op(_GUARD_TOS_ANY_DICT, (tos -- tos)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(tos);
EXIT_IF(!PyAnyDict_CheckExact(o));
}
op(_GUARD_TOS_DICT, (tos -- tos)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(tos);
EXIT_IF(!PyDict_CheckExact(o));
}
op(_GUARD_TOS_FROZENDICT, (tos -- tos)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(tos);
EXIT_IF(!PyFrozenDict_CheckExact(o));
}
macro(BINARY_OP_SUBSCR_DICT) =
_RECORD_NOS_TYPE +
_GUARD_NOS_DICT_SUBSCRIPT + unused/5 + _BINARY_OP_SUBSCR_DICT + POP_TOP + POP_TOP;
tier2 op(_BINARY_OP_SUBSCR_DICT_KNOWN_HASH, (dict_st, sub_st, hash/4 -- res, ds, ss)) {
PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st);
PyObject *dict = PyStackRef_AsPyObjectBorrow(dict_st);
assert(Py_TYPE(dict)->tp_as_mapping->mp_subscript == _PyDict_Subscript);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyDict_SubscriptKnownHash(dict, sub, (Py_hash_t)hash);
if (res_o == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(res_o);
ds = dict_st;
ss = sub_st;
INPUTS_DEAD();
}
op(_BINARY_OP_SUBSCR_DICT, (dict_st, sub_st -- res, ds, ss)) {
PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st);
PyObject *dict = PyStackRef_AsPyObjectBorrow(dict_st);
assert(Py_TYPE(dict)->tp_as_mapping->mp_subscript == _PyDict_Subscript);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyDict_Subscript(dict, sub);
if (res_o == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(res_o);
ds = dict_st;
ss = sub_st;
INPUTS_DEAD();
}
op(_BINARY_OP_SUBSCR_CHECK_FUNC, (container, unused -- container, unused, getitem)) {
PyTypeObject *tp = Py_TYPE(PyStackRef_AsPyObjectBorrow(container));
EXIT_IF(!PyType_HasFeature(tp, Py_TPFLAGS_HEAPTYPE));
PyHeapTypeObject *ht = (PyHeapTypeObject *)tp;
PyObject *getitem_o = FT_ATOMIC_LOAD_PTR_ACQUIRE(ht->_spec_cache.getitem);
EXIT_IF(getitem_o == NULL);
assert(PyFunction_Check(getitem_o));
uint32_t cached_version = FT_ATOMIC_LOAD_UINT32_RELAXED(ht->_spec_cache.getitem_version);
EXIT_IF(((PyFunctionObject *)getitem_o)->func_version != cached_version);
PyCodeObject *code = (PyCodeObject *)PyFunction_GET_CODE(getitem_o);
assert(code->co_argcount == 2);
EXIT_IF(!_PyThreadState_HasStackSpace(tstate, code->co_framesize));
getitem = PyStackRef_FromPyObjectNew(getitem_o);
}
op(_BINARY_OP_SUBSCR_INIT_CALL, (container, sub, getitem -- new_frame)) {
STAT_INC(BINARY_OP, hit);
_PyInterpreterFrame* pushed_frame = _PyFrame_PushUnchecked(tstate, getitem, 2, frame);
pushed_frame->localsplus[0] = container;
pushed_frame->localsplus[1] = sub;
INPUTS_DEAD();
frame->return_offset = INSTRUCTION_SIZE;
new_frame = PyStackRef_Wrap(pushed_frame);
}
macro(BINARY_OP_SUBSCR_GETITEM) =
_RECORD_NOS +
unused/5 + // Skip over the counter and cache
_CHECK_PEP_523 +
_BINARY_OP_SUBSCR_CHECK_FUNC +
_BINARY_OP_SUBSCR_INIT_CALL +
_PUSH_FRAME;
inst(LIST_APPEND, (list, unused[oparg-1], v -- list, unused[oparg-1])) {
int err = _PyList_AppendTakeRef((PyListObject *)PyStackRef_AsPyObjectBorrow(list),
PyStackRef_AsPyObjectSteal(v));
ERROR_IF(err < 0);
}
inst(SET_ADD, (set, unused[oparg-1], v -- set, unused[oparg-1])) {
int err = _PySet_AddTakeRef((PySetObject *)PyStackRef_AsPyObjectBorrow(set),
PyStackRef_AsPyObjectSteal(v));
ERROR_IF(err);
}
family(STORE_SUBSCR, INLINE_CACHE_ENTRIES_STORE_SUBSCR) = {
STORE_SUBSCR_DICT,
STORE_SUBSCR_LIST_INT,
};
specializing op(_SPECIALIZE_STORE_SUBSCR, (counter/1, container, sub -- container, sub)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_StoreSubscr(container, sub, next_instr);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(STORE_SUBSCR);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
op(_STORE_SUBSCR, (v, container, sub -- )) {
/* container[sub] = v */
int err = PyObject_SetItem(PyStackRef_AsPyObjectBorrow(container), PyStackRef_AsPyObjectBorrow(sub), PyStackRef_AsPyObjectBorrow(v));
DECREF_INPUTS();
ERROR_IF(err);
}
macro(STORE_SUBSCR) = _SPECIALIZE_STORE_SUBSCR + _STORE_SUBSCR;
macro(STORE_SUBSCR_LIST_INT) =
_GUARD_TOS_INT + _GUARD_NOS_LIST + unused/1 + _STORE_SUBSCR_LIST_INT + _POP_TOP_INT + POP_TOP;
op(_STORE_SUBSCR_LIST_INT, (value, list_st, sub_st -- ls, ss)) {
PyObject *sub = PyStackRef_AsPyObjectBorrow(sub_st);
PyObject *list = PyStackRef_AsPyObjectBorrow(list_st);
assert(PyLong_CheckExact(sub));
assert(PyList_CheckExact(list));
Py_ssize_t index = _PyLong_CompactValue((PyLongObject *)sub);
DEOPT_IF(!LOCK_OBJECT(list));
Py_ssize_t len = PyList_GET_SIZE(list);
// Ensure index < len(list)
if (index < 0) {
index += len;
}
if (index < 0 || index >= len) {
UNLOCK_OBJECT(list);
DEOPT_IF(true);
}
STAT_INC(STORE_SUBSCR, hit);
PyObject *old_value = PyList_GET_ITEM(list, index);
FT_ATOMIC_STORE_PTR_RELEASE(_PyList_ITEMS(list)[index],
PyStackRef_AsPyObjectSteal(value));
assert(old_value != NULL);
UNLOCK_OBJECT(list); // unlock before decrefs!
INPUTS_DEAD();
ls = list_st;
ss = sub_st;
Py_DECREF(old_value);
}
macro(STORE_SUBSCR_DICT) =
_RECORD_NOS_TYPE +
_GUARD_NOS_DICT_STORE_SUBSCRIPT + unused/1 + _STORE_SUBSCR_DICT + POP_TOP;
op(_STORE_SUBSCR_DICT, (value, dict_st, sub -- st)) {
PyObject *dict = PyStackRef_AsPyObjectBorrow(dict_st);
assert(Py_TYPE(dict)->tp_as_mapping->mp_ass_subscript == _PyDict_StoreSubscript);
STAT_INC(STORE_SUBSCR, hit);
int err = _PyDict_SetItem_Take2((PyDictObject *)dict,
PyStackRef_AsPyObjectSteal(sub),
PyStackRef_AsPyObjectSteal(value));
if (err) {
PyStackRef_CLOSE(dict_st);
ERROR_IF(1);
}
DEAD(dict_st);
st = dict_st;
}
tier2 op(_STORE_SUBSCR_DICT_KNOWN_HASH, (value, dict_st, sub, hash/4 -- st)) {
PyObject *dict = PyStackRef_AsPyObjectBorrow(dict_st);
assert(Py_TYPE(dict)->tp_as_mapping->mp_ass_subscript == _PyDict_StoreSubscript);
STAT_INC(STORE_SUBSCR, hit);
int err = _PyDict_SetItem_Take2_KnownHash((PyDictObject *)dict,
PyStackRef_AsPyObjectSteal(sub),
PyStackRef_AsPyObjectSteal(value),
(Py_hash_t)hash);
if (err) {
PyStackRef_CLOSE(dict_st);
ERROR_IF(1);
}
DEAD(dict_st);
st = dict_st;
}
inst(DELETE_SUBSCR, (container, sub --)) {
/* del container[sub] */
int err = PyObject_DelItem(PyStackRef_AsPyObjectBorrow(container),
PyStackRef_AsPyObjectBorrow(sub));
DECREF_INPUTS();
ERROR_IF(err);
}
op(_CALL_INTRINSIC_1, (value -- res, v)) {
assert(oparg <= MAX_INTRINSIC_1);
PyObject *res_o = _PyIntrinsics_UnaryFunctions[oparg].func(tstate, PyStackRef_AsPyObjectBorrow(value));
if (res_o == NULL) {
ERROR_NO_POP();
}
v = value;
DEAD(value);
res = PyStackRef_FromPyObjectSteal(res_o);
}
macro(CALL_INTRINSIC_1) = _CALL_INTRINSIC_1 + POP_TOP;
op(_CALL_INTRINSIC_2, (value2_st, value1_st -- res, vs1, vs2)) {
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);
if (res_o == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(res_o);
vs1 = value1_st;
vs2 = value2_st;
INPUTS_DEAD();
}
macro(CALL_INTRINSIC_2) = _CALL_INTRINSIC_2 + POP_TOP + POP_TOP;
tier1 inst(RAISE_VARARGS, (args[oparg] -- )) {
assert(oparg < 3);
PyObject *cause = oparg == 2 ? PyStackRef_AsPyObjectSteal(args[1]) : NULL;
PyObject *exc = oparg > 0 ? PyStackRef_AsPyObjectSteal(args[0]) : NULL;
int err = do_raise(tstate, exc, cause);
if (err) {
assert(oparg == 0);
monitor_reraise(tstate, frame, this_instr);
goto exception_unwind;
}
ERROR_IF(true);
}
tier1 inst(INTERPRETER_EXIT, (retval --)) {
assert(frame->owner == FRAME_OWNED_BY_INTERPRETER);
assert(_PyFrame_IsIncomplete(frame));
/* Restore previous frame and return. */
tstate->current_frame = frame->previous;
assert(!_PyErr_Occurred(tstate));
PyObject *result = PyStackRef_AsPyObjectSteal(retval);
#if !_Py_TAIL_CALL_INTERP
assert(frame == &entry.frame);
#endif
#ifdef _Py_TIER2
_PyStackRef executor = frame->localsplus[0];
assert(tstate->current_executor == NULL);
if (!PyStackRef_IsNull(executor)) {
assert(PyStackRef_TYPE(executor) == &_PyUOpExecutor_Type);
tstate->current_executor = PyStackRef_AsPyObjectBorrow(executor);
PyStackRef_CLOSE(executor);
}
#endif
LLTRACE_RESUME_FRAME();
return result;
}
op(_MAKE_HEAP_SAFE, (value -- value)) {
value = PyStackRef_MakeHeapSafe(value);
}
// The stack effect here is a bit misleading.
// retval is popped from the stack, but res
// is pushed to a different frame, the callers' frame.
op(_RETURN_VALUE, (retval -- res)) {
assert(frame->owner != FRAME_OWNED_BY_INTERPRETER);
_PyStackRef temp = retval;
DEAD(retval);
SAVE_STACK();
assert(STACK_LEVEL() == 0);
DTRACE_FUNCTION_RETURN();
_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);
RELOAD_STACK();
LOAD_IP(frame->return_offset);
res = temp;
LLTRACE_RESUME_FRAME();
}
macro(RETURN_VALUE) =
_MAKE_HEAP_SAFE +
_RETURN_VALUE;
tier1 op(_RETURN_VALUE_EVENT, (val -- val)) {
int err = _Py_call_instrumentation_arg(
tstate, PY_MONITORING_EVENT_PY_RETURN,
frame, this_instr, PyStackRef_AsPyObjectBorrow(val));
ERROR_IF(err);
}
macro(INSTRUMENTED_RETURN_VALUE) =
_RETURN_VALUE_EVENT +
_MAKE_HEAP_SAFE +
_RETURN_VALUE;
inst(GET_AITER, (obj -- iter)) {
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);
ERROR_IF(true);
}
iter_o = (*getter)(obj_o);
PyStackRef_CLOSE(obj);
ERROR_IF(iter_o == NULL);
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);
ERROR_IF(true);
}
iter = PyStackRef_FromPyObjectSteal(iter_o);
}
inst(GET_ANEXT, (aiter -- aiter, awaitable)) {
PyObject *awaitable_o = _PyEval_GetANext(PyStackRef_AsPyObjectBorrow(aiter));
if (awaitable_o == NULL) {
ERROR_NO_POP();
}
awaitable = PyStackRef_FromPyObjectSteal(awaitable_o);
}
inst(GET_AWAITABLE, (iterable -- iter)) {
PyObject *iter_o = _PyEval_GetAwaitable(PyStackRef_AsPyObjectBorrow(iterable), oparg);
PyStackRef_CLOSE(iterable);
ERROR_IF(iter_o == NULL);
iter = PyStackRef_FromPyObjectSteal(iter_o);
}
family(SEND, INLINE_CACHE_ENTRIES_SEND) = {
SEND_GEN,
SEND_VIRTUAL,
SEND_ASYNC_GEN,
};
specializing op(_SPECIALIZE_SEND, (counter/1, receiver, unused, unused -- receiver, unused, unused)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_Send(receiver, next_instr);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(SEND);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
tier1 op(_SEND, (receiver, null_or_index, v -- receiver, null_or_index, retval)) {
PyObject *receiver_o = PyStackRef_AsPyObjectBorrow(receiver);
assert(frame->owner != FRAME_OWNED_BY_INTERPRETER);
if (!IS_PEP523_HOOKED(tstate) &&
(Py_TYPE(receiver_o) == &PyGen_Type || Py_TYPE(receiver_o) == &PyCoro_Type) &&
gen_try_set_executing((PyGenObject *)receiver_o))
{
PyGenObject *gen = (PyGenObject *)receiver_o;
_PyInterpreterFrame *gen_frame = &gen->gi_iframe;
_PyFrame_StackPush(gen_frame, PyStackRef_MakeHeapSafe(v));
DEAD(v);
SYNC_SP();
gen->gi_exc_state.previous_item = tstate->exc_info;
tstate->exc_info = &gen->gi_exc_state;
assert(INSTRUCTION_SIZE + oparg <= UINT16_MAX);
frame->return_offset = (uint16_t)(INSTRUCTION_SIZE + oparg);
assert(gen_frame->previous == NULL);
gen_frame->previous = frame;
DISPATCH_INLINED(gen_frame);
}
if (!PyStackRef_IsNull(null_or_index) && PyStackRef_IsNone(v)) {
_PyStackRef item = _PyForIter_VirtualIteratorNext(tstate, frame, receiver, &null_or_index);
if (!PyStackRef_IsValid(item)) {
if (PyStackRef_IsError(item)) {
ERROR_NO_POP();
}
JUMPBY(oparg);
DISPATCH();
}
retval = item;
DEAD(v);
}
else {
PyObject *v_o = PyStackRef_AsPyObjectBorrow(v);
PySendResultPair res = _PyIter_Send(receiver_o, v_o);
if (res.kind == PYGEN_ERROR) {
ERROR_NO_POP();
}
PyStackRef_CLOSE(v);
retval = PyStackRef_FromPyObjectSteal(res.object);
if (res.kind == PYGEN_RETURN) {
JUMPBY(oparg);
}
}
}
macro(SEND) = _SPECIALIZE_SEND + _SEND;
op(_SEND_GEN_FRAME, (receiver, null, v -- receiver, null, gen_frame)) {
PyGenObject *gen = (PyGenObject *)PyStackRef_AsPyObjectBorrow(receiver);
EXIT_IF(Py_TYPE(gen) != &PyGen_Type && Py_TYPE(gen) != &PyCoro_Type);
EXIT_IF(!gen_try_set_executing((PyGenObject *)gen));
STAT_INC(SEND, hit);
_PyInterpreterFrame *pushed_frame = &gen->gi_iframe;
_PyFrame_StackPush(pushed_frame, PyStackRef_MakeHeapSafe(v));
DEAD(v);
gen->gi_exc_state.previous_item = tstate->exc_info;
tstate->exc_info = &gen->gi_exc_state;
assert(INSTRUCTION_SIZE + oparg <= UINT16_MAX);
frame->return_offset = (uint16_t)(INSTRUCTION_SIZE + oparg);
pushed_frame->previous = frame;
gen_frame = PyStackRef_Wrap(pushed_frame);
}
macro(SEND_GEN) =
unused/1 +
_RECORD_3OS_GEN_FUNC +
_CHECK_PEP_523 +
_SEND_GEN_FRAME +
_PUSH_FRAME;
op(_GUARD_TOS_IS_NONE, (val -- val)) {
EXIT_IF(!PyStackRef_IsNone(val));
}
macro(FOR_ITER) = _SPECIALIZE_FOR_ITER + _FOR_ITER;
op(_GUARD_NOS_NOT_NULL, (nos, unused -- nos, unused)) {
EXIT_IF(PyStackRef_IsNull(nos));
}
replaced op(_SEND_VIRTUAL, (iter, null_or_index, none -- iter, null_or_index, next)) {
PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
Py_ssize_t index = PyStackRef_UntagInt(null_or_index);
_PyObjectIndexPair next_index = Py_TYPE(iter_o)->_tp_iteritem(iter_o, index);
PyObject *next_o = next_index.object;
index = next_index.index;
if (next_o == NULL) {
if (index < 0) {
ERROR_NO_POP();
}
next = none;
DEAD(none);
JUMPBY(oparg);
DISPATCH();
}
DEAD(none);
next = PyStackRef_FromPyObjectSteal(next_o);
null_or_index = PyStackRef_TagInt(index);
}
op(_SEND_VIRTUAL_TIER_TWO, (iter, null_or_index, none -- iter, null_or_index, next)) {
assert(PyStackRef_IsNone(none));
PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
Py_ssize_t index = PyStackRef_UntagInt(null_or_index);
_PyObjectIndexPair next_index = CALL_TP_ITERITEM_NO_ESCAPE(iter_o, index);
PyObject *next_o = next_index.object;
index = next_index.index;
if (next_o == NULL) {
if (index < 0) {
ERROR_NO_POP();
}
EXIT_IF(true);
}
DEAD(none);
next = PyStackRef_FromPyObjectSteal(next_o);
null_or_index = PyStackRef_TagInt(index);
}
macro(SEND_VIRTUAL) =
unused/1 +
_GUARD_TOS_IS_NONE +
_GUARD_NOS_NOT_NULL +
_SEND_VIRTUAL;
op(_GUARD_3OS_ASYNC_GEN_ASEND, (iter, null_or_index, value -- iter, null_or_index, value)) {
PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
EXIT_IF(!PyAsyncGenASend_CheckExact(iter_o));
}
replaced op(_SEND_ASYNC_GEN, (iter, null_in, v -- asend, null_out, retval)) {
PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
assert(PyAsyncGenASend_CheckExact(iter_o));
PyObject *val = PyStackRef_AsPyObjectBorrow(v);
PyObject *retval_o;
PySendResult what = _PyAsyncGenASend_Send(iter_o, val, &retval_o);
if (what == PYGEN_ERROR) {
ERROR_NO_POP();
}
PyStackRef_CLOSE(v);
asend = iter;
DEAD(iter);
null_out = null_in;
DEAD(null_in);
retval = PyStackRef_FromPyObjectSteal(retval_o);
if (what == PYGEN_RETURN) {
JUMPBY(oparg);
}
}
macro(SEND_ASYNC_GEN) =
unused/1 +
_GUARD_3OS_ASYNC_GEN_ASEND +
_SEND_ASYNC_GEN;
tier2 op(_SEND_ASYNC_GEN_TIER_TWO, (iter, null_in, v -- asend, null_out, retval)) {
PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
assert(PyAsyncGenASend_CheckExact(iter_o));
PyObject *val = PyStackRef_AsPyObjectBorrow(v);
PyObject *retval_o;
PySendResult what = _PyAsyncGenASend_Send(iter_o, val, &retval_o);
if (what == PYGEN_ERROR) {
ERROR_NO_POP();
}
PyStackRef_CLOSE(v);
asend = iter;
DEAD(iter);
null_out = null_in;
DEAD(null_in);
retval = PyStackRef_FromPyObjectSteal(retval_o);
EXIT_IF(what == PYGEN_RETURN);
}
op(_YIELD_VALUE, (retval -- value)) {
// NOTE: It's important that YIELD_VALUE never raises an exception!
// The compiler treats any exception raised here as a failed close()
// or throw() call.
assert(frame->owner != FRAME_OWNED_BY_INTERPRETER);
frame->instr_ptr++;
PyGenObject *gen = _PyGen_GetGeneratorFromFrame(frame);
assert(FRAME_SUSPENDED_YIELD_FROM == FRAME_SUSPENDED + 1);
assert(oparg == 0 || oparg == 1);
_PyStackRef temp = retval;
DEAD(retval);
SAVE_STACK();
DTRACE_FUNCTION_RETURN();
tstate->exc_info = gen->gi_exc_state.previous_item;
gen->gi_exc_state.previous_item = NULL;
_Py_LeaveRecursiveCallPy(tstate);
_PyInterpreterFrame *gen_frame = frame;
_PyThreadState_UpdateLastProfiledFrame(tstate, gen_frame, gen_frame->previous);
frame = tstate->current_frame = frame->previous;
gen_frame->previous = NULL;
((_PyThreadStateImpl *)tstate)->generator_return_kind = GENERATOR_YIELD;
FT_ATOMIC_STORE_INT8_RELEASE(gen->gi_frame_state, FRAME_SUSPENDED + oparg);
/* 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 && defined(Py_DEBUG)
if (!PyStackRef_IsNone(frame->f_executable)) {
Py_ssize_t i = frame->instr_ptr - _PyFrame_GetBytecode(frame);
assert(i >= 0 && i <= INT_MAX);
int opcode = _Py_GetBaseCodeUnit(_PyFrame_GetCode(frame), (int)i).op.code;
assert(opcode == SEND || opcode == FOR_ITER);
}
#endif
RELOAD_STACK();
LOAD_IP(1 + INLINE_CACHE_ENTRIES_SEND);
value = temp;
LLTRACE_RESUME_FRAME();
}
macro(YIELD_VALUE) =
_MAKE_HEAP_SAFE +
_YIELD_VALUE;
tier1 op(_YIELD_VALUE_EVENT, (val -- val)) {
int err = _Py_call_instrumentation_arg(
tstate, PY_MONITORING_EVENT_PY_YIELD,
frame, this_instr, PyStackRef_AsPyObjectBorrow(val));
if (err) {
RELOAD_STACK();
ERROR_NO_POP();
}
if (frame->instr_ptr != this_instr) {
RELOAD_STACK();
next_instr = frame->instr_ptr;
DISPATCH();
}
}
macro(INSTRUMENTED_YIELD_VALUE) =
_YIELD_VALUE_EVENT +
_MAKE_HEAP_SAFE +
_YIELD_VALUE;
inst(POP_EXCEPT, (exc_value -- )) {
_PyErr_StackItem *exc_info = tstate->exc_info;
Py_XSETREF(exc_info->exc_value,
PyStackRef_IsNone(exc_value)
? NULL : PyStackRef_AsPyObjectSteal(exc_value));
}
tier1 inst(RERAISE, (values[oparg], exc_st -- values[oparg])) {
PyObject *exc = PyStackRef_AsPyObjectSteal(exc_st);
assert(oparg >= 0 && oparg <= 2);
if (oparg) {
frame->instr_ptr = _PyFrame_GetBytecode(frame) + PyStackRef_UntagInt(values[0]);
}
assert(exc && PyExceptionInstance_Check(exc));
_PyErr_SetRaisedException(tstate, exc);
monitor_reraise(tstate, frame, this_instr);
goto exception_unwind;
}
tier1 op(_END_ASYNC_FOR, (awaitable_st, exc_st -- )) {
JUMPBY(0); // Pretend jump as we need source offset for monitoring
(void)oparg;
PyObject *exc = PyStackRef_AsPyObjectBorrow(exc_st);
assert(exc && PyExceptionInstance_Check(exc));
int matches = PyErr_GivenExceptionMatches(exc, PyExc_StopAsyncIteration);
if (matches) {
DECREF_INPUTS();
}
else {
Py_INCREF(exc);
_PyErr_SetRaisedException(tstate, exc);
monitor_reraise(tstate, frame, this_instr);
goto exception_unwind;
}
}
tier1 op(_MONITOR_END_ASYNC_FOR, ( -- )) {
assert((next_instr-oparg)->op.code == END_SEND || (next_instr-oparg)->op.code >= MIN_INSTRUMENTED_OPCODE);
INSTRUMENTED_JUMP(next_instr-oparg, this_instr+1, PY_MONITORING_EVENT_BRANCH_RIGHT);
}
macro(INSTRUMENTED_END_ASYNC_FOR) =
_MONITOR_END_ASYNC_FOR +
_END_ASYNC_FOR;
macro(END_ASYNC_FOR) = _END_ASYNC_FOR;
tier1 inst(CLEANUP_THROW, (sub_iter, null_in, last_sent_val, exc_value_st -- none, null_out, value)) {
PyObject *exc_value = PyStackRef_AsPyObjectBorrow(exc_value_st);
#if !_Py_TAIL_CALL_INTERP
assert(throwflag);
#endif
assert(exc_value && PyExceptionInstance_Check(exc_value));
int matches = PyErr_GivenExceptionMatches(exc_value, PyExc_StopIteration);
if (matches) {
value = PyStackRef_FromPyObjectNew(((PyStopIterationObject *)exc_value)->value);
DECREF_INPUTS();
null_out = null_in;
none = PyStackRef_None;
}
else {
_PyErr_SetRaisedException(tstate, Py_NewRef(exc_value));
monitor_reraise(tstate, frame, this_instr);
goto exception_unwind;
}
}
inst(LOAD_COMMON_CONSTANT, ( -- value)) {
// Keep in sync with _common_constants in opcode.py
assert(oparg < NUM_COMMON_CONSTANTS);
value = PyStackRef_DupImmortal(tstate->interp->common_consts[oparg]);
}
inst(LOAD_BUILD_CLASS, ( -- bc)) {
int err;
PyObject *bc_o = _PyMapping_GetOptionalItem2(BUILTINS(), &_Py_ID(__build_class__), &err);
ERROR_IF(err < 0);
if (bc_o == NULL) {
_PyErr_SetString(tstate, PyExc_NameError,
"__build_class__ not found");
ERROR_IF(true);
}
bc = PyStackRef_FromPyObjectSteal(bc_o);
}
inst(STORE_NAME, (v -- )) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg);
PyObject *ns = LOCALS();
int error = _PyEval_StoreName(tstate, v, name, ns);
if (PyStackRef_IsNull(v)) {
DEAD(v);
}
else {
PyStackRef_CLOSE(v);
}
ERROR_IF(error);
}
family(UNPACK_SEQUENCE, INLINE_CACHE_ENTRIES_UNPACK_SEQUENCE) = {
UNPACK_SEQUENCE_TWO_TUPLE,
UNPACK_SEQUENCE_TUPLE,
UNPACK_SEQUENCE_LIST,
};
specializing op(_SPECIALIZE_UNPACK_SEQUENCE, (counter/1, seq -- seq)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_UnpackSequence(seq, next_instr, oparg);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(UNPACK_SEQUENCE);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
(void)seq;
(void)counter;
}
op(_UNPACK_SEQUENCE, (seq -- unused[oparg], top[0])) {
PyObject *seq_o = PyStackRef_AsPyObjectSteal(seq);
int res = _PyEval_UnpackIterableStackRef(tstate, seq_o, oparg, -1, top);
Py_DECREF(seq_o);
ERROR_IF(res == 0);
}
macro(UNPACK_SEQUENCE) = _SPECIALIZE_UNPACK_SEQUENCE + _UNPACK_SEQUENCE;
macro(UNPACK_SEQUENCE_TWO_TUPLE) =
_GUARD_TOS_TUPLE + unused/1 + _UNPACK_SEQUENCE_TWO_TUPLE;
op(_UNPACK_SEQUENCE_TWO_TUPLE, (seq -- val1, val0)) {
assert(oparg == 2);
PyObject *seq_o = PyStackRef_AsPyObjectBorrow(seq);
assert(PyTuple_CheckExact(seq_o));
EXIT_IF(PyTuple_GET_SIZE(seq_o) != 2);
STAT_INC(UNPACK_SEQUENCE, hit);
val0 = PyStackRef_FromPyObjectNew(PyTuple_GET_ITEM(seq_o, 0));
val1 = PyStackRef_FromPyObjectNew(PyTuple_GET_ITEM(seq_o, 1));
PyStackRef_CLOSE(seq);
}
op(_UNPACK_SEQUENCE_UNIQUE_TWO_TUPLE, (seq -- val1, val0)) {
PyObject *seq_o = PyStackRef_AsPyObjectSteal(seq);
STAT_INC(UNPACK_SEQUENCE, hit);
val0 = PyStackRef_FromPyObjectSteal(PyTuple_GET_ITEM(seq_o, 0));
val1 = PyStackRef_FromPyObjectSteal(PyTuple_GET_ITEM(seq_o, 1));
PyObject_GC_UnTrack(seq_o);
_PyStolenTuple_Free(seq_o);
}
op(_UNPACK_SEQUENCE_UNIQUE_THREE_TUPLE, (seq -- val2, val1, val0)) {
PyObject *seq_o = PyStackRef_AsPyObjectSteal(seq);
STAT_INC(UNPACK_SEQUENCE, hit);
val0 = PyStackRef_FromPyObjectSteal(PyTuple_GET_ITEM(seq_o, 0));
val1 = PyStackRef_FromPyObjectSteal(PyTuple_GET_ITEM(seq_o, 1));
val2 = PyStackRef_FromPyObjectSteal(PyTuple_GET_ITEM(seq_o, 2));
PyObject_GC_UnTrack(seq_o);
_PyStolenTuple_Free(seq_o);
}
macro(UNPACK_SEQUENCE_TUPLE) =
_GUARD_TOS_TUPLE + unused/1 + _UNPACK_SEQUENCE_TUPLE;
op(_UNPACK_SEQUENCE_TUPLE, (seq -- values[oparg])) {
PyObject *seq_o = PyStackRef_AsPyObjectBorrow(seq);
assert(PyTuple_CheckExact(seq_o));
EXIT_IF(PyTuple_GET_SIZE(seq_o) != oparg);
STAT_INC(UNPACK_SEQUENCE, hit);
PyObject **items = _PyTuple_ITEMS(seq_o);
for (int i = oparg; --i >= 0; ) {
*values++ = PyStackRef_FromPyObjectNew(items[i]);
}
DECREF_INPUTS();
}
op(_UNPACK_SEQUENCE_UNIQUE_TUPLE, (seq -- values[oparg])) {
PyObject *seq_o = PyStackRef_AsPyObjectSteal(seq);
assert(PyTuple_CheckExact(seq_o));
assert(PyTuple_GET_SIZE(seq_o) == oparg);
assert(_PyObject_IsUniquelyReferenced(seq_o));
STAT_INC(UNPACK_SEQUENCE, hit);
PyObject **items = _PyTuple_ITEMS(seq_o);
for (int i = oparg; --i >= 0; ) {
*values++ = PyStackRef_FromPyObjectSteal(items[i]);
}
PyObject_GC_UnTrack(seq_o);
_PyStolenTuple_Free(seq_o);
}
macro(UNPACK_SEQUENCE_LIST) =
_GUARD_TOS_LIST + unused/1 + _UNPACK_SEQUENCE_LIST;
op(_UNPACK_SEQUENCE_LIST, (seq -- values[oparg])) {
PyObject *seq_o = PyStackRef_AsPyObjectBorrow(seq);
assert(PyList_CheckExact(seq_o));
DEOPT_IF(!LOCK_OBJECT(seq_o));
if (PyList_GET_SIZE(seq_o) != oparg) {
UNLOCK_OBJECT(seq_o);
DEOPT_IF(true);
}
STAT_INC(UNPACK_SEQUENCE, hit);
PyObject **items = _PyList_ITEMS(seq_o);
for (int i = oparg; --i >= 0; ) {
*values++ = PyStackRef_FromPyObjectNew(items[i]);
}
UNLOCK_OBJECT(seq_o);
DECREF_INPUTS();
}
inst(UNPACK_EX, (seq -- unused[oparg & 0xFF], unused, unused[oparg >> 8], top[0])) {
PyObject *seq_o = PyStackRef_AsPyObjectSteal(seq);
int res = _PyEval_UnpackIterableStackRef(tstate, seq_o, oparg & 0xFF, oparg >> 8, top);
Py_DECREF(seq_o);
ERROR_IF(res == 0);
}
family(STORE_ATTR, INLINE_CACHE_ENTRIES_STORE_ATTR) = {
STORE_ATTR_INSTANCE_VALUE,
STORE_ATTR_SLOT,
STORE_ATTR_WITH_HINT,
};
specializing op(_SPECIALIZE_STORE_ATTR, (counter/1, v, owner -- v, owner)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
if (!PyStackRef_IsNull(v)) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg);
next_instr = this_instr;
_Py_Specialize_StoreAttr(owner, next_instr, name);
DISPATCH_SAME_OPARG();
}
}
OPCODE_DEFERRED_INC(STORE_ATTR);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
op(_STORE_ATTR, (v, owner --)) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg);
int err = PyObject_SetAttr(PyStackRef_AsPyObjectBorrow(owner),
name, PyStackRef_AsPyObjectBorrow(v));
PyStackRef_CLOSE(owner);
PyStackRef_XCLOSE(v);
ERROR_IF(err);
}
macro(STORE_ATTR) = _SPECIALIZE_STORE_ATTR + unused/3 + _STORE_ATTR;
inst(STORE_GLOBAL, (v --)) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg);
int err;
if (PyStackRef_IsNull(v)) {
DEAD(v);
err = PyDict_Pop(GLOBALS(), name, NULL);
if (err == 0) {
err = -1;
_PyEval_FormatExcCheckArg(tstate, PyExc_NameError,
NAME_ERROR_MSG, name);
}
}
else {
err = PyDict_SetItem(GLOBALS(), name, PyStackRef_AsPyObjectBorrow(v));
PyStackRef_CLOSE(v);
}
ERROR_IF(err < 0);
}
inst(LOAD_LOCALS, ( -- locals)) {
PyObject *l = LOCALS();
if (l == NULL) {
_PyErr_SetString(tstate, PyExc_SystemError,
"no locals found");
ERROR_IF(true);
}
locals = PyStackRef_FromPyObjectNew(l);
}
inst(LOAD_FROM_DICT_OR_GLOBALS, (mod_or_class_dict -- v)) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg);
PyObject *namespace = PyStackRef_AsPyObjectBorrow(mod_or_class_dict);
int err;
PyObject *v_o = _PyMapping_GetOptionalItem2(namespace, name, &err);
if (v_o != NULL && PyLazyImport_CheckExact(v_o)) {
Py_SETREF(v_o, _PyLazyImport_Reify(tstate, v_o, name, namespace));
if (v_o == NULL) {
err = -1;
}
}
PyStackRef_CLOSE(mod_or_class_dict);
ERROR_IF(err < 0);
if (v_o == NULL) {
_PyEval_LoadGlobalStackRef(GLOBALS(), BUILTINS(), name, &v);
ERROR_IF(PyStackRef_IsNull(v));
}
else {
v = PyStackRef_FromPyObjectSteal(v_o);
}
}
inst(LOAD_NAME, (-- v)) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg);
PyObject *v_o = _PyEval_LoadName(tstate, frame, name);
ERROR_IF(v_o == NULL);
v = PyStackRef_FromPyObjectSteal(v_o);
}
family(LOAD_GLOBAL, INLINE_CACHE_ENTRIES_LOAD_GLOBAL) = {
LOAD_GLOBAL_MODULE,
LOAD_GLOBAL_BUILTIN,
};
specializing op(_SPECIALIZE_LOAD_GLOBAL, (counter/1 -- )) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg>>1);
next_instr = this_instr;
_Py_Specialize_LoadGlobal(GLOBALS(), BUILTINS(), next_instr, name);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(LOAD_GLOBAL);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
// res[1] because we need a pointer to res to pass it to _PyEval_LoadGlobalStackRef
op(_LOAD_GLOBAL, ( -- res[1])) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg>>1);
_PyEval_LoadGlobalStackRef(GLOBALS(), BUILTINS(), name, res);
ERROR_IF(PyStackRef_IsNull(*res));
}
op(_PUSH_NULL_CONDITIONAL, ( -- null[oparg & 1])) {
if (oparg & 1) {
null[0] = PyStackRef_NULL;
}
}
macro(LOAD_GLOBAL) =
_SPECIALIZE_LOAD_GLOBAL +
counter/1 +
globals_version/1 +
builtins_version/1 +
_LOAD_GLOBAL +
_PUSH_NULL_CONDITIONAL;
op(_GUARD_GLOBALS_VERSION, (version/1 --)) {
PyDictObject *dict = (PyDictObject *)GLOBALS();
DEOPT_IF(!PyDict_CheckExact(dict));
PyDictKeysObject *keys = FT_ATOMIC_LOAD_PTR_ACQUIRE(dict->ma_keys);
DEOPT_IF(FT_ATOMIC_LOAD_UINT32_RELAXED(keys->dk_version) != version);
assert(keys->dk_kind == DICT_KEYS_UNICODE);
}
op(_LOAD_GLOBAL_MODULE, (version/1, unused/1, index/1 -- res))
{
PyDictObject *dict = (PyDictObject *)GLOBALS();
DEOPT_IF(!PyDict_CheckExact(dict));
PyDictKeysObject *keys = FT_ATOMIC_LOAD_PTR_ACQUIRE(dict->ma_keys);
DEOPT_IF(FT_ATOMIC_LOAD_UINT32_RELAXED(keys->dk_version) != version);
assert(keys->dk_kind == DICT_KEYS_UNICODE);
PyDictUnicodeEntry *entries = DK_UNICODE_ENTRIES(keys);
assert(index < DK_SIZE(keys));
PyObject *res_o = FT_ATOMIC_LOAD_PTR_CONSUME(entries[index].me_value);
DEOPT_IF(res_o == NULL);
#if Py_GIL_DISABLED
int increfed = _Py_TryIncrefCompareStackRef(&entries[index].me_value, res_o, &res);
DEOPT_IF(!increfed);
#else
res = PyStackRef_FromPyObjectNew(res_o);
#endif
STAT_INC(LOAD_GLOBAL, hit);
}
op(_LOAD_GLOBAL_BUILTINS, (version/1, index/1 -- res))
{
PyDictObject *dict = (PyDictObject *)BUILTINS();
DEOPT_IF(!PyDict_CheckExact(dict));
PyDictKeysObject *keys = FT_ATOMIC_LOAD_PTR_ACQUIRE(dict->ma_keys);
DEOPT_IF(FT_ATOMIC_LOAD_UINT32_RELAXED(keys->dk_version) != version);
assert(keys->dk_kind == DICT_KEYS_UNICODE);
PyDictUnicodeEntry *entries = DK_UNICODE_ENTRIES(keys);
PyObject *res_o = FT_ATOMIC_LOAD_PTR_CONSUME(entries[index].me_value);
DEOPT_IF(res_o == NULL);
#if Py_GIL_DISABLED
int increfed = _Py_TryIncrefCompareStackRef(&entries[index].me_value, res_o, &res);
DEOPT_IF(!increfed);
#else
res = PyStackRef_FromPyObjectNew(res_o);
#endif
STAT_INC(LOAD_GLOBAL, hit);
}
tier2 op(_GUARD_BUILTINS_IS_CANONICAL, (--)) {
DEOPT_IF(BUILTINS() != tstate->interp->builtins);
}
macro(LOAD_GLOBAL_MODULE) =
unused/1 + // Skip over the counter
NOP + // For guard insertion in the JIT optimizer
_LOAD_GLOBAL_MODULE +
_PUSH_NULL_CONDITIONAL;
macro(LOAD_GLOBAL_BUILTIN) =
unused/1 + // Skip over the counter
_GUARD_GLOBALS_VERSION +
_LOAD_GLOBAL_BUILTINS +
_PUSH_NULL_CONDITIONAL;
inst(DELETE_FAST, (--)) {
_PyStackRef v = GETLOCAL(oparg);
if (PyStackRef_IsNull(v)) {
_PyEval_FormatExcCheckArg(tstate, PyExc_UnboundLocalError,
UNBOUNDLOCAL_ERROR_MSG,
PyTuple_GetItem(_PyFrame_GetCode(frame)->co_localsplusnames, oparg)
);
ERROR_IF(true);
}
_PyStackRef tmp = GETLOCAL(oparg);
GETLOCAL(oparg) = PyStackRef_NULL;
PyStackRef_XCLOSE(tmp);
}
inst(MAKE_CELL, (--)) {
// "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) {
ERROR_NO_POP();
}
_PyStackRef tmp = GETLOCAL(oparg);
GETLOCAL(oparg) = PyStackRef_FromPyObjectSteal(cell);
PyStackRef_XCLOSE(tmp);
}
inst(DELETE_DEREF, (--)) {
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);
ERROR_NO_POP();
}
Py_DECREF(oldobj);
}
inst(LOAD_FROM_DICT_OR_DEREF, (class_dict_st -- value)) {
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;
PyObject* value_o = _PyMapping_GetOptionalItem2(class_dict, name, &err);
if (err < 0) {
ERROR_NO_POP();
}
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);
ERROR_NO_POP();
}
}
else if (PyLazyImport_CheckExact(value_o)) {
Py_SETREF(value_o, _PyLazyImport_Reify(
tstate, value_o, name, class_dict));
if (value_o == NULL) {
ERROR_NO_POP();
}
}
PyStackRef_CLOSE(class_dict_st);
value = PyStackRef_FromPyObjectSteal(value_o);
}
inst(LOAD_DEREF, ( -- value)) {
PyCellObject *cell = (PyCellObject *)PyStackRef_AsPyObjectBorrow(GETLOCAL(oparg));
value = _PyCell_GetStackRef(cell);
if (PyStackRef_IsNull(value)) {
_PyEval_FormatExcUnbound(tstate, _PyFrame_GetCode(frame), oparg);
ERROR_IF(true);
}
}
inst(STORE_DEREF, (v --)) {
PyCellObject *cell = (PyCellObject *)PyStackRef_AsPyObjectBorrow(GETLOCAL(oparg));
PyCell_SetTakeRef(cell, PyStackRef_AsPyObjectSteal(v));
}
inst(COPY_FREE_VARS, (--)) {
/* 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);
}
}
inst(BUILD_STRING, (pieces[oparg] -- str)) {
PyObject *str_o = _Py_BuildString_StackRefSteal(pieces, oparg);
DEAD(pieces);
ERROR_IF(str_o == NULL);
str = PyStackRef_FromPyObjectSteal(str_o);
}
inst(BUILD_INTERPOLATION, (value, str, format[oparg & 1] -- interpolation)) {
PyObject *value_o = PyStackRef_AsPyObjectBorrow(value);
PyObject *str_o = PyStackRef_AsPyObjectBorrow(str);
int conversion = oparg >> 2;
PyObject *format_o;
if (oparg & 1) {
format_o = PyStackRef_AsPyObjectBorrow(format[0]);
}
else {
format_o = &_Py_STR(empty);
}
PyObject *interpolation_o = _PyInterpolation_Build(value_o, str_o, conversion, format_o);
if (oparg & 1) {
PyStackRef_CLOSE(format[0]);
}
else {
DEAD(format);
}
PyStackRef_CLOSE(str);
PyStackRef_CLOSE(value);
ERROR_IF(interpolation_o == NULL);
interpolation = PyStackRef_FromPyObjectSteal(interpolation_o);
}
inst(BUILD_TEMPLATE, (strings, interpolations -- template)) {
PyObject *strings_o = PyStackRef_AsPyObjectBorrow(strings);
PyObject *interpolations_o = PyStackRef_AsPyObjectBorrow(interpolations);
PyObject *template_o = _PyTemplate_Build(strings_o, interpolations_o);
PyStackRef_CLOSE(interpolations);
PyStackRef_CLOSE(strings);
ERROR_IF(template_o == NULL);
template = PyStackRef_FromPyObjectSteal(template_o);
}
inst(BUILD_TUPLE, (values[oparg] -- tup)) {
PyObject *tup_o = _PyTuple_FromStackRefStealOnSuccess(values, oparg);
if (tup_o == NULL) {
ERROR_NO_POP();
}
INPUTS_DEAD();
tup = PyStackRef_FromPyObjectStealMortal(tup_o);
}
inst(BUILD_LIST, (values[oparg] -- list)) {
PyObject *list_o = _PyList_FromStackRefStealOnSuccess(values, oparg);
if (list_o == NULL) {
ERROR_NO_POP();
}
INPUTS_DEAD();
list = PyStackRef_FromPyObjectStealMortal(list_o);
}
op(_LIST_EXTEND, (list_st, unused[oparg-1], iterable_st -- list_st, unused[oparg-1], i)) {
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);
}
ERROR_NO_POP();
}
assert(Py_IsNone(none_val));
i = iterable_st;
DEAD(iterable_st);
}
macro(LIST_EXTEND) = _LIST_EXTEND + POP_TOP;
op(_SET_UPDATE, (set, unused[oparg-1], iterable -- set, unused[oparg-1], i)) {
int err = _PySet_Update(PyStackRef_AsPyObjectBorrow(set),
PyStackRef_AsPyObjectBorrow(iterable));
if (err < 0) {
ERROR_NO_POP();
}
i = iterable;
DEAD(iterable);
}
macro(SET_UPDATE) = _SET_UPDATE + POP_TOP;
inst(BUILD_SET, (values[oparg] -- set)) {
PyObject *set_o = PySet_New(NULL);
if (set_o == NULL) {
DECREF_INPUTS();
ERROR_IF(true);
}
int err = 0;
for (Py_ssize_t i = 0; i < oparg; i++) {
_PyStackRef value = values[i];
values[i] = PyStackRef_NULL;
if (err == 0) {
err = _PySet_AddTakeRef((PySetObject *)set_o, PyStackRef_AsPyObjectSteal(value));
}
else {
PyStackRef_CLOSE(value);
}
}
DEAD(values);
if (err) {
Py_DECREF(set_o);
ERROR_IF(true);
}
INPUTS_DEAD();
set = PyStackRef_FromPyObjectStealMortal(set_o);
}
inst(BUILD_MAP, (values[oparg*2] -- map)) {
PyObject *map_o = _Py_BuildMap_StackRefSteal(values, oparg);
DEAD(values);
ERROR_IF(map_o == NULL);
map = PyStackRef_FromPyObjectStealMortal(map_o);
}
inst(SETUP_ANNOTATIONS, (--)) {
if (LOCALS() == NULL) {
_PyErr_Format(tstate, PyExc_SystemError,
"no locals found when setting up annotations");
ERROR_IF(true);
}
/* check if __annotations__ in locals()... */
int err;
PyObject* ann_dict = _PyMapping_GetOptionalItem2(LOCALS(), &_Py_ID(__annotations__), &err);
ERROR_IF(err < 0);
if (ann_dict == NULL) {
ann_dict = PyDict_New();
ERROR_IF(ann_dict == NULL);
err = PyObject_SetItem(LOCALS(), &_Py_ID(__annotations__),
ann_dict);
Py_DECREF(ann_dict);
ERROR_IF(err);
}
else {
Py_DECREF(ann_dict);
}
}
pseudo(ANNOTATIONS_PLACEHOLDER, (--)) = {
NOP,
};
op(_DICT_UPDATE, (dict, unused[oparg - 1], update -- dict, unused[oparg - 1], upd)) {
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) {
PyObject *exc = _PyErr_GetRaisedException(tstate);
int has_keys = PyObject_HasAttrWithError(update_o, &_Py_ID(keys));
if (has_keys == 0) {
_PyErr_Format(tstate, PyExc_TypeError,
"'%T' object is not a mapping",
update_o);
Py_DECREF(exc);
}
else {
_PyErr_ChainExceptions1(exc);
}
}
ERROR_NO_POP();
}
upd = update;
DEAD(update);
}
macro(DICT_UPDATE) = _DICT_UPDATE + POP_TOP;
op(_DICT_MERGE, (callable, unused, unused, dict, unused[oparg - 1], update -- callable, unused, unused, dict, unused[oparg - 1], u)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyObject *dict_o = PyStackRef_AsPyObjectBorrow(dict);
PyObject *update_o = PyStackRef_AsPyObjectBorrow(update);
PyObject *dupkey = NULL;
int err = _PyDict_MergeUniq(dict_o, update_o, &dupkey);
if (err < 0) {
_PyEval_FormatKwargsError(tstate, callable_o, update_o, dupkey);
Py_XDECREF(dupkey);
ERROR_NO_POP();
}
u = update;
DEAD(update);
}
macro(DICT_MERGE) = _DICT_MERGE + POP_TOP;
inst(MAP_ADD, (dict_st, unused[oparg - 1], key, value -- dict_st, unused[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)
);
ERROR_IF(err != 0);
}
macro(INSTRUMENTED_LOAD_SUPER_ATTR) =
counter/1 +
_LOAD_SUPER_ATTR +
_PUSH_NULL_CONDITIONAL;
family(LOAD_SUPER_ATTR, INLINE_CACHE_ENTRIES_LOAD_SUPER_ATTR) = {
LOAD_SUPER_ATTR_ATTR,
LOAD_SUPER_ATTR_METHOD,
};
specializing op(_SPECIALIZE_LOAD_SUPER_ATTR, (counter/1, global_super_st, class_st, unused -- global_super_st, class_st, unused)) {
#if ENABLE_SPECIALIZATION
int load_method = oparg & 1;
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_LoadSuperAttr(global_super_st, class_st, next_instr, load_method);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(LOAD_SUPER_ATTR);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
tier1 op(_LOAD_SUPER_ATTR, (global_super_st, class_st, self_st -- attr)) {
PyObject *global_super = PyStackRef_AsPyObjectBorrow(global_super_st);
PyObject *class = PyStackRef_AsPyObjectBorrow(class_st);
PyObject *self = PyStackRef_AsPyObjectBorrow(self_st);
if (opcode == INSTRUMENTED_LOAD_SUPER_ATTR) {
PyObject *arg = oparg & 2 ? class : &_PyInstrumentation_MISSING;
int err = _Py_call_instrumentation_2args(
tstate, PY_MONITORING_EVENT_CALL,
frame, this_instr, global_super, arg);
if (err) {
DECREF_INPUTS();
ERROR_IF(true);
}
}
// we make no attempt to optimize here; specializations should
// handle any case whose performance we care about
PyObject *super;
{
// scope to tell MSVC that stack is not escaping
PyObject *stack[] = {class, self};
super = PyObject_Vectorcall(global_super, stack, oparg & 2, NULL);
}
if (opcode == INSTRUMENTED_LOAD_SUPER_ATTR) {
PyObject *arg = oparg & 2 ? class : &_PyInstrumentation_MISSING;
if (super == NULL) {
_Py_call_instrumentation_exc2(
tstate, PY_MONITORING_EVENT_C_RAISE,
frame, this_instr, global_super, arg);
}
else {
int err = _Py_call_instrumentation_2args(
tstate, PY_MONITORING_EVENT_C_RETURN,
frame, this_instr, global_super, arg);
if (err < 0) {
Py_CLEAR(super);
}
}
}
DECREF_INPUTS();
ERROR_IF(super == NULL);
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 2);
PyObject *attr_o = PyObject_GetAttr(super, name);
Py_DECREF(super);
ERROR_IF(attr_o == NULL);
attr = PyStackRef_FromPyObjectSteal(attr_o);
}
macro(LOAD_SUPER_ATTR) =
_SPECIALIZE_LOAD_SUPER_ATTR +
_LOAD_SUPER_ATTR +
_PUSH_NULL_CONDITIONAL;
inst(LOAD_SUPER_ATTR_ATTR, (unused/1, global_super_st, class_st, self_st -- attr_st)) {
PyObject *global_super = PyStackRef_AsPyObjectBorrow(global_super_st);
PyObject *class = PyStackRef_AsPyObjectBorrow(class_st);
PyObject *self = PyStackRef_AsPyObjectBorrow(self_st);
assert(!(oparg & 1));
EXIT_IF(global_super != (PyObject *)&PySuper_Type);
EXIT_IF(!PyType_Check(class));
STAT_INC(LOAD_SUPER_ATTR, hit);
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 2);
PyObject *attr = _PySuper_Lookup((PyTypeObject *)class, self, name, NULL);
DECREF_INPUTS();
ERROR_IF(attr == NULL);
attr_st = PyStackRef_FromPyObjectSteal(attr);
}
macro(LOAD_SUPER_ATTR_METHOD) =
_RECORD_NOS +
unused/1 +
_GUARD_LOAD_SUPER_ATTR_METHOD +
_LOAD_SUPER_ATTR_METHOD;
op(_GUARD_NOS_TYPE_VERSION, (type_version/2, nos, unused -- nos, unused)) {
PyTypeObject *tp = (PyTypeObject *)PyStackRef_AsPyObjectBorrow(nos);
assert(type_version != 0);
EXIT_IF(!PyType_Check((PyObject *)tp));
EXIT_IF(FT_ATOMIC_LOAD_UINT_RELAXED(tp->tp_version_tag) != type_version);
}
op(_GUARD_LOAD_SUPER_ATTR_METHOD, (global_super_st, class_st, unused -- global_super_st, class_st, unused)) {
PyObject *global_super = PyStackRef_AsPyObjectBorrow(global_super_st);
PyObject *class = PyStackRef_AsPyObjectBorrow(class_st);
assert(oparg & 1);
EXIT_IF(global_super != (PyObject *)&PySuper_Type);
EXIT_IF(!PyType_Check(class));
}
op(_LOAD_SUPER_ATTR_METHOD, (global_super_st, class_st, self_st -- attr, self_or_null)) {
PyObject *class = PyStackRef_AsPyObjectBorrow(class_st);
PyObject *self = PyStackRef_AsPyObjectBorrow(self_st);
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;
{
// scope to tell MSVC that method_found_ptr is not escaping
int *method_found_ptr = &method_found;
attr_o = _PySuper_Lookup(cls, self, name,
Py_TYPE(self)->tp_getattro == PyObject_GenericGetAttr ? method_found_ptr : NULL);
}
if (attr_o == NULL) {
ERROR_NO_POP();
}
if (method_found) {
self_or_null = self_st; // transfer ownership
DEAD(self_st);
} else {
PyStackRef_CLOSE(self_st);
self_or_null = PyStackRef_NULL;
}
DECREF_INPUTS();
attr = PyStackRef_FromPyObjectSteal(attr_o);
}
family(LOAD_ATTR, INLINE_CACHE_ENTRIES_LOAD_ATTR) = {
LOAD_ATTR_INSTANCE_VALUE,
LOAD_ATTR_MODULE,
LOAD_ATTR_WITH_HINT,
LOAD_ATTR_SLOT,
LOAD_ATTR_CLASS,
LOAD_ATTR_CLASS_WITH_METACLASS_CHECK,
LOAD_ATTR_PROPERTY,
LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN,
LOAD_ATTR_METHOD_WITH_VALUES,
LOAD_ATTR_METHOD_NO_DICT,
LOAD_ATTR_METHOD_LAZY_DICT,
LOAD_ATTR_NONDESCRIPTOR_WITH_VALUES,
LOAD_ATTR_NONDESCRIPTOR_NO_DICT,
};
specializing op(_SPECIALIZE_LOAD_ATTR, (counter/1, owner -- owner)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg>>1);
next_instr = this_instr;
_Py_Specialize_LoadAttr(owner, next_instr, name);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(LOAD_ATTR);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
op(_LOAD_ATTR, (owner -- attr, self_or_null[oparg&1])) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 1);
if (oparg & 1) {
/* Designed to work in tandem with CALL, pushes two values. */
attr = _Py_LoadAttr_StackRefSteal(tstate, owner, name, self_or_null);
DEAD(owner);
ERROR_IF(PyStackRef_IsNull(attr));
}
else {
/* Classic, pushes one value. */
attr = _PyObject_GetAttrStackRef(PyStackRef_AsPyObjectBorrow(owner), name);
PyStackRef_CLOSE(owner);
ERROR_IF(PyStackRef_IsNull(attr));
}
}
macro(LOAD_ATTR) =
_SPECIALIZE_LOAD_ATTR +
unused/8 +
_LOAD_ATTR;
op(_GUARD_TYPE_VERSION, (type_version/2, owner -- owner)) {
PyTypeObject *tp = Py_TYPE(PyStackRef_AsPyObjectBorrow(owner));
assert(type_version != 0);
EXIT_IF(FT_ATOMIC_LOAD_UINT_RELAXED(tp->tp_version_tag) != type_version);
}
op(_GUARD_TYPE_VERSION_LOCKED, (type_version/2, owner -- owner)) {
PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
assert(type_version != 0);
PyTypeObject *tp = Py_TYPE(owner_o);
if (FT_ATOMIC_LOAD_UINT_RELAXED(tp->tp_version_tag) != type_version) {
UNLOCK_OBJECT(owner_o);
EXIT_IF(true);
}
}
op(_GUARD_TYPE, (type/4, owner -- owner)) {
PyTypeObject *tp = Py_TYPE(PyStackRef_AsPyObjectBorrow(owner));
EXIT_IF(tp != (PyTypeObject *)type);
}
op(_CHECK_MANAGED_OBJECT_HAS_VALUES, (owner -- owner)) {
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);
EXIT_IF(!FT_ATOMIC_LOAD_UINT8(_PyObject_InlineValues(owner_o)->valid));
}
op(_LOAD_ATTR_INSTANCE_VALUE, (offset/1, owner -- attr, o)) {
PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
PyObject **value_ptr = (PyObject**)(((char *)owner_o) + offset);
PyObject *attr_o = FT_ATOMIC_LOAD_PTR_ACQUIRE(*value_ptr);
DEOPT_IF(attr_o == NULL);
#ifdef Py_GIL_DISABLED
int increfed = _Py_TryIncrefCompareStackRef(value_ptr, attr_o, &attr);
if (!increfed) {
DEOPT_IF(true);
}
#else
attr = PyStackRef_FromPyObjectNew(attr_o);
#endif
STAT_INC(LOAD_ATTR, hit);
o = owner;
DEAD(owner);
}
macro(LOAD_ATTR_INSTANCE_VALUE) =
unused/1 + // Skip over the counter
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_CHECK_MANAGED_OBJECT_HAS_VALUES +
_LOAD_ATTR_INSTANCE_VALUE +
POP_TOP +
unused/5 +
_PUSH_NULL_CONDITIONAL;
op(_LOAD_ATTR_MODULE, (dict_version/2, index/1, owner -- attr, o)) {
PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
EXIT_IF(Py_TYPE(owner_o)->tp_getattro != PyModule_Type.tp_getattro);
PyDictObject *dict = (PyDictObject *)((PyModuleObject *)owner_o)->md_dict;
assert(dict != NULL);
PyDictKeysObject *keys = FT_ATOMIC_LOAD_PTR_ACQUIRE(dict->ma_keys);
EXIT_IF(FT_ATOMIC_LOAD_UINT32_RELAXED(keys->dk_version) != dict_version);
assert(keys->dk_kind == DICT_KEYS_UNICODE);
assert(index < FT_ATOMIC_LOAD_SSIZE_RELAXED(keys->dk_nentries));
PyDictUnicodeEntry *ep = DK_UNICODE_ENTRIES(keys) + index;
PyObject *attr_o = FT_ATOMIC_LOAD_PTR_CONSUME(ep->me_value);
EXIT_IF(attr_o == NULL);
#ifdef Py_GIL_DISABLED
int increfed = _Py_TryIncrefCompareStackRef(&ep->me_value, attr_o, &attr);
if (!increfed) {
EXIT_IF(true);
}
#else
attr = PyStackRef_FromPyObjectNew(attr_o);
#endif
STAT_INC(LOAD_ATTR, hit);
o = owner;
DEAD(owner);
}
macro(LOAD_ATTR_MODULE) =
unused/1 +
_LOAD_ATTR_MODULE +
POP_TOP +
unused/5 +
_PUSH_NULL_CONDITIONAL;
op(_LOAD_ATTR_WITH_HINT, (hint/1, owner -- attr, o)) {
PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
assert(Py_TYPE(owner_o)->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictObject *dict = _PyObject_GetManagedDict(owner_o);
EXIT_IF(dict == NULL);
PyDictKeysObject *dk = FT_ATOMIC_LOAD_PTR(dict->ma_keys);
assert(PyDict_CheckExact((PyObject *)dict));
#ifdef Py_GIL_DISABLED
EXIT_IF(!_Py_IsOwnedByCurrentThread((PyObject *)dict) && !_PyObject_GC_IS_SHARED(dict));
#endif
PyObject *attr_o;
if (hint >= (size_t)FT_ATOMIC_LOAD_SSIZE_RELAXED(dk->dk_nentries)) {
EXIT_IF(true);
}
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg>>1);
if (dk->dk_kind != DICT_KEYS_UNICODE) {
EXIT_IF(true);
}
PyDictUnicodeEntry *ep = DK_UNICODE_ENTRIES(dk) + hint;
if (FT_ATOMIC_LOAD_PTR_RELAXED(ep->me_key) != name) {
EXIT_IF(true);
}
attr_o = FT_ATOMIC_LOAD_PTR(ep->me_value);
if (attr_o == NULL) {
EXIT_IF(true);
}
STAT_INC(LOAD_ATTR, hit);
#ifdef Py_GIL_DISABLED
int increfed = _Py_TryIncrefCompareStackRef(&ep->me_value, attr_o, &attr);
if (!increfed) {
EXIT_IF(true);
}
#else
attr = PyStackRef_FromPyObjectNew(attr_o);
#endif
o = owner;
DEAD(owner);
}
macro(LOAD_ATTR_WITH_HINT) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_LOAD_ATTR_WITH_HINT +
POP_TOP +
unused/5 +
_PUSH_NULL_CONDITIONAL;
op(_LOAD_ATTR_SLOT, (index/1, owner -- attr, o)) {
PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
PyObject **addr = (PyObject **)((char *)owner_o + index);
PyObject *attr_o = FT_ATOMIC_LOAD_PTR(*addr);
EXIT_IF(attr_o == NULL);
#ifdef Py_GIL_DISABLED
int increfed = _Py_TryIncrefCompareStackRef(addr, attr_o, &attr);
EXIT_IF(!increfed);
#else
attr = PyStackRef_FromPyObjectNew(attr_o);
#endif
STAT_INC(LOAD_ATTR, hit);
o = owner;
DEAD(owner);
}
macro(LOAD_ATTR_SLOT) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_LOAD_ATTR_SLOT + // NOTE: This action may also deopt
POP_TOP +
unused/5 +
_PUSH_NULL_CONDITIONAL;
op(_CHECK_ATTR_CLASS, (type_version/2, owner -- owner)) {
PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
EXIT_IF(!PyType_Check(owner_o));
assert(type_version != 0);
EXIT_IF(FT_ATOMIC_LOAD_UINT_RELAXED(((PyTypeObject *)owner_o)->tp_version_tag) != type_version);
}
op(_LOAD_ATTR_CLASS, (descr/4, owner -- attr)) {
STAT_INC(LOAD_ATTR, hit);
assert(descr != NULL);
attr = PyStackRef_FromPyObjectNew(descr);
DECREF_INPUTS();
}
macro(LOAD_ATTR_CLASS) =
unused/1 +
_RECORD_TOS +
_CHECK_ATTR_CLASS +
unused/2 +
_LOAD_ATTR_CLASS +
_PUSH_NULL_CONDITIONAL;
macro(LOAD_ATTR_CLASS_WITH_METACLASS_CHECK) =
unused/1 +
_RECORD_TOS +
_GUARD_TYPE_VERSION +
_CHECK_ATTR_CLASS +
_LOAD_ATTR_CLASS +
_PUSH_NULL_CONDITIONAL;
op(_LOAD_ATTR_PROPERTY_FRAME, (func_version/2, fget/4, owner -- new_frame)) {
assert((oparg & 1) == 0);
assert(Py_IS_TYPE(fget, &PyFunction_Type));
PyFunctionObject *f = (PyFunctionObject *)fget;
EXIT_IF(f->func_version != func_version);
PyCodeObject *code = (PyCodeObject *)f->func_code;
EXIT_IF(!_PyThreadState_HasStackSpace(tstate, code->co_framesize));
STAT_INC(LOAD_ATTR, hit);
_PyInterpreterFrame *pushed_frame = _PyFrame_PushUnchecked(tstate, PyStackRef_FromPyObjectNew(fget), 1, frame);
pushed_frame->localsplus[0] = owner;
DEAD(owner);
new_frame = PyStackRef_Wrap(pushed_frame);
}
macro(LOAD_ATTR_PROPERTY) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_CHECK_PEP_523 +
_LOAD_ATTR_PROPERTY_FRAME +
_SAVE_RETURN_OFFSET +
_PUSH_FRAME;
op(_LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN_FRAME, (func_version/2, getattribute/4, owner -- new_frame)) {
assert((oparg & 1) == 0);
assert(Py_IS_TYPE(getattribute, &PyFunction_Type));
PyFunctionObject *f = (PyFunctionObject *)getattribute;
assert(func_version != 0);
EXIT_IF(f->func_version != func_version);
PyCodeObject *code = (PyCodeObject *)f->func_code;
assert(code->co_argcount == 2);
EXIT_IF(!_PyThreadState_HasStackSpace(tstate, code->co_framesize));
STAT_INC(LOAD_ATTR, hit);
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 1);
_PyInterpreterFrame *pushed_frame = _PyFrame_PushUnchecked(
tstate, PyStackRef_FromPyObjectNew(f), 2, frame);
pushed_frame->localsplus[0] = owner;
DEAD(owner);
pushed_frame->localsplus[1] = PyStackRef_FromPyObjectNew(name);
new_frame = PyStackRef_Wrap(pushed_frame);
}
macro(LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_CHECK_PEP_523 +
_LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN_FRAME +
_SAVE_RETURN_OFFSET +
_PUSH_FRAME;
op(_GUARD_DORV_NO_DICT, (owner -- owner)) {
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) ||
!FT_ATOMIC_LOAD_UINT8(_PyObject_InlineValues(owner_o)->valid)) {
UNLOCK_OBJECT(owner_o);
EXIT_IF(true);
}
}
op(_STORE_ATTR_INSTANCE_VALUE, (offset/1, value, owner -- o)) {
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;
FT_ATOMIC_STORE_PTR_RELEASE(*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);
}
UNLOCK_OBJECT(owner_o);
o = owner;
DEAD(owner);
Py_XDECREF(old_value);
}
op(_LOCK_OBJECT, (value -- value)) {
DEOPT_IF(!LOCK_OBJECT(PyStackRef_AsPyObjectBorrow(value)));
}
macro(STORE_ATTR_INSTANCE_VALUE) =
unused/1 +
_RECORD_TOS_TYPE +
_LOCK_OBJECT +
_GUARD_TYPE_VERSION_LOCKED +
_GUARD_DORV_NO_DICT +
_STORE_ATTR_INSTANCE_VALUE +
POP_TOP;
op(_STORE_ATTR_WITH_HINT, (hint/1, value, owner -- o)) {
PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
assert(Py_TYPE(owner_o)->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictObject *dict = _PyObject_GetManagedDict(owner_o);
DEOPT_IF(dict == NULL);
DEOPT_IF(!LOCK_OBJECT(dict));
assert(PyDict_CheckExact((PyObject *)dict));
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg);
if (hint >= (size_t)dict->ma_keys->dk_nentries ||
dict->ma_keys->dk_kind != DICT_KEYS_UNICODE) {
UNLOCK_OBJECT(dict);
DEOPT_IF(true);
}
PyDictUnicodeEntry *ep = DK_UNICODE_ENTRIES(dict->ma_keys) + hint;
if (ep->me_key != name) {
UNLOCK_OBJECT(dict);
DEOPT_IF(true);
}
PyObject *old_value = ep->me_value;
if (old_value == NULL) {
UNLOCK_OBJECT(dict);
DEOPT_IF(true);
}
_PyDict_NotifyEvent(PyDict_EVENT_MODIFIED, dict, name, PyStackRef_AsPyObjectBorrow(value));
FT_ATOMIC_STORE_PTR_RELEASE(ep->me_value, PyStackRef_AsPyObjectSteal(value));
UNLOCK_OBJECT(dict);
// 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.
STAT_INC(STORE_ATTR, hit);
o = owner;
DEAD(owner);
Py_XDECREF(old_value);
}
macro(STORE_ATTR_WITH_HINT) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_STORE_ATTR_WITH_HINT +
POP_TOP;
op(_STORE_ATTR_SLOT, (index/1, value, owner -- o)) {
PyObject *owner_o = PyStackRef_AsPyObjectBorrow(owner);
DEOPT_IF(!LOCK_OBJECT(owner_o));
char *addr = (char *)owner_o + index;
STAT_INC(STORE_ATTR, hit);
PyObject *old_value = *(PyObject **)addr;
FT_ATOMIC_STORE_PTR_RELEASE(*(PyObject **)addr, PyStackRef_AsPyObjectSteal(value));
UNLOCK_OBJECT(owner_o);
INPUTS_DEAD();
o = owner;
Py_XDECREF(old_value);
}
macro(STORE_ATTR_SLOT) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_STORE_ATTR_SLOT +
POP_TOP;
family(COMPARE_OP, INLINE_CACHE_ENTRIES_COMPARE_OP) = {
COMPARE_OP_FLOAT,
COMPARE_OP_INT,
COMPARE_OP_STR,
};
specializing op(_SPECIALIZE_COMPARE_OP, (counter/1, left, right -- left, right)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_CompareOp(left, right, next_instr, oparg);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(COMPARE_OP);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
op(_COMPARE_OP, (left, right -- res)) {
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);
DECREF_INPUTS();
ERROR_IF(res_o == NULL);
if (oparg & 16) {
int res_bool = PyObject_IsTrue(res_o);
Py_DECREF(res_o);
ERROR_IF(res_bool < 0);
res = res_bool ? PyStackRef_True : PyStackRef_False;
}
else {
res = PyStackRef_FromPyObjectSteal(res_o);
}
}
macro(COMPARE_OP) = _SPECIALIZE_COMPARE_OP + _COMPARE_OP;
macro(COMPARE_OP_FLOAT) =
_GUARD_TOS_FLOAT + _GUARD_NOS_FLOAT + unused/1 + _COMPARE_OP_FLOAT + _POP_TOP_FLOAT + _POP_TOP_FLOAT;
macro(COMPARE_OP_INT) =
_GUARD_TOS_INT + _GUARD_NOS_INT + unused/1 + _COMPARE_OP_INT + _POP_TOP_INT + _POP_TOP_INT;
macro(COMPARE_OP_STR) =
_GUARD_TOS_UNICODE + _GUARD_NOS_UNICODE + unused/1 + _COMPARE_OP_STR + _POP_TOP_UNICODE + _POP_TOP_UNICODE;
op(_COMPARE_OP_FLOAT, (left, right -- res, l, r)) {
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);
l = left;
r = right;
DEAD(left);
DEAD(right);
res = (sign_ish & oparg) ? PyStackRef_True : PyStackRef_False;
// It's always a bool, so we don't care about oparg & 16.
}
// Similar to COMPARE_OP_FLOAT
op(_COMPARE_OP_INT, (left, right -- res, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(_PyLong_IsCompact((PyLongObject *)left_o));
assert(_PyLong_IsCompact((PyLongObject *)right_o));
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);
l = left;
r = right;
DEAD(left);
DEAD(right);
res = (sign_ish & oparg) ? PyStackRef_True : PyStackRef_False;
// It's always a bool, so we don't care about oparg & 16.
}
// Similar to COMPARE_OP_FLOAT, but for ==, != only
op(_COMPARE_OP_STR, (left, right -- res, l, r)) {
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);
l = left;
r = right;
DEAD(left);
DEAD(right);
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.
}
macro(IS_OP) = _IS_OP + POP_TOP + POP_TOP;
op(_IS_OP, (left, right -- b, l, r)) {
int res = Py_Is(PyStackRef_AsPyObjectBorrow(left), PyStackRef_AsPyObjectBorrow(right)) ^ oparg;
b = res ? PyStackRef_True : PyStackRef_False;
l = left;
r = right;
INPUTS_DEAD();
}
family(CONTAINS_OP, INLINE_CACHE_ENTRIES_CONTAINS_OP) = {
CONTAINS_OP_SET,
CONTAINS_OP_DICT,
};
op(_CONTAINS_OP, (left, right -- b, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
int res = PySequence_Contains(right_o, left_o);
if (res < 0) {
ERROR_NO_POP();
}
b = (res ^ oparg) ? PyStackRef_True : PyStackRef_False;
l = left;
r = right;
INPUTS_DEAD();
}
specializing op(_SPECIALIZE_CONTAINS_OP, (counter/1, left, right -- left, right)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_ContainsOp(right, next_instr);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(CONTAINS_OP);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
macro(CONTAINS_OP) = _SPECIALIZE_CONTAINS_OP + _CONTAINS_OP + POP_TOP + POP_TOP;
op(_GUARD_TOS_ANY_SET, (tos -- tos)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(tos);
EXIT_IF(!PyAnySet_CheckExact(o));
}
op(_GUARD_TOS_SET, (tos -- tos)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(tos);
EXIT_IF(!PySet_CheckExact(o));
}
op(_GUARD_TOS_FROZENSET, (tos -- tos)) {
PyObject *o = PyStackRef_AsPyObjectBorrow(tos);
EXIT_IF(!PyFrozenSet_CheckExact(o));
}
macro(CONTAINS_OP_SET) = _GUARD_TOS_ANY_SET + unused/1 + _CONTAINS_OP_SET + POP_TOP + POP_TOP;
op(_CONTAINS_OP_SET, (left, right -- b, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyAnySet_CheckExact(right_o));
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);
if (res < 0) {
ERROR_NO_POP();
}
b = (res ^ oparg) ? PyStackRef_True : PyStackRef_False;
l = left;
r = right;
INPUTS_DEAD();
}
macro(CONTAINS_OP_DICT) = _GUARD_TOS_ANY_DICT + unused/1 + _CONTAINS_OP_DICT + POP_TOP + POP_TOP;
op(_CONTAINS_OP_DICT, (left, right -- b, l, r)) {
PyObject *left_o = PyStackRef_AsPyObjectBorrow(left);
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
assert(PyAnyDict_CheckExact(right_o));
STAT_INC(CONTAINS_OP, hit);
int res = PyDict_Contains(right_o, left_o);
if (res < 0) {
ERROR_NO_POP();
}
b = (res ^ oparg) ? PyStackRef_True : PyStackRef_False;
l = left;
r = right;
INPUTS_DEAD();
}
inst(CHECK_EG_MATCH, (exc_value_st, match_type_st -- rest, match)) {
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) {
DECREF_INPUTS();
ERROR_IF(true);
}
PyObject *match_o = NULL;
PyObject *rest_o = NULL;
int res = _PyEval_ExceptionGroupMatch(frame, exc_value, match_type,
&match_o, &rest_o);
DECREF_INPUTS();
ERROR_IF(res < 0);
assert((match_o == NULL) == (rest_o == NULL));
ERROR_IF(match_o == NULL);
if (!Py_IsNone(match_o)) {
PyErr_SetHandledException(match_o);
}
rest = PyStackRef_FromPyObjectSteal(rest_o);
match = PyStackRef_FromPyObjectSteal(match_o);
}
inst(CHECK_EXC_MATCH, (left, right -- left, b)) {
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) {
ERROR_NO_POP();
}
int res = PyErr_GivenExceptionMatches(left_o, right_o);
PyStackRef_CLOSE(right);
b = res ? PyStackRef_True : PyStackRef_False;
}
inst(IMPORT_NAME, (level, fromlist -- res)) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 2);
PyObject *res_o;
if (!(oparg & 0x02)) {
res_o = _PyEval_LazyImportName(tstate, BUILTINS(), GLOBALS(),
LOCALS(), name,
PyStackRef_AsPyObjectBorrow(fromlist),
PyStackRef_AsPyObjectBorrow(level),
oparg & 0x01);
}
else {
res_o = _PyEval_ImportName(tstate, BUILTINS(), GLOBALS(),
LOCALS(), name,
PyStackRef_AsPyObjectBorrow(fromlist),
PyStackRef_AsPyObjectBorrow(level));
}
DECREF_INPUTS();
ERROR_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
}
inst(IMPORT_FROM, (from -- from, res)) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg);
PyObject *res_o;
if (PyLazyImport_CheckExact(PyStackRef_AsPyObjectBorrow(from))) {
res_o = _PyEval_LazyImportFrom(
tstate, frame, PyStackRef_AsPyObjectBorrow(from), name);
}
else {
res_o = _PyEval_ImportFrom(
tstate, PyStackRef_AsPyObjectBorrow(from), name);
}
ERROR_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
}
tier1 inst(JUMP_FORWARD, (--)) {
JUMPBY(oparg);
}
family(JUMP_BACKWARD, 1) = {
JUMP_BACKWARD_NO_JIT,
JUMP_BACKWARD_JIT,
};
specializing tier1 op(_SPECIALIZE_JUMP_BACKWARD, (--)) {
#if ENABLE_SPECIALIZATION
if (this_instr->op.code == JUMP_BACKWARD) {
uint8_t desired = tstate->interp->jit ? JUMP_BACKWARD_JIT : JUMP_BACKWARD_NO_JIT;
FT_ATOMIC_STORE_UINT8_RELAXED(this_instr->op.code, desired);
// Need to re-dispatch so the warmup counter isn't off by one:
next_instr = this_instr;
DISPATCH_SAME_OPARG();
}
#endif
}
tier1 op(_JIT, (--)) {
#ifdef _Py_TIER2
bool is_resume = this_instr->op.code == RESUME_CHECK_JIT;
_Py_BackoffCounter counter = this_instr[1].counter;
if ((backoff_counter_triggers(counter) &&
!IS_JIT_TRACING() &&
(this_instr->op.code == JUMP_BACKWARD_JIT || is_resume)) &&
next_instr->op.code != ENTER_EXECUTOR) {
/* Back up over EXTENDED_ARGs so executor is inserted at the correct place */
_Py_CODEUNIT *insert_exec_at = this_instr;
// gh-152192: count with a temporary. oparg must stay intact, it's passed to the tracer below
for (int tmp = oparg; tmp > 255; tmp >>= 8) {
insert_exec_at--;
}
int succ = _PyJit_TryInitializeTracing(tstate, frame, this_instr, insert_exec_at,
is_resume ? insert_exec_at : next_instr, stack_pointer, 0, NULL, oparg, NULL);
if (succ) {
ENTER_TRACING();
}
else {
this_instr[1].counter = restart_backoff_counter(counter);
}
}
else {
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
}
#endif
}
macro(JUMP_BACKWARD) =
unused/1 +
_SPECIALIZE_JUMP_BACKWARD +
_CHECK_PERIODIC +
JUMP_BACKWARD_NO_INTERRUPT;
macro(JUMP_BACKWARD_NO_JIT) =
unused/1 +
_CHECK_PERIODIC +
JUMP_BACKWARD_NO_INTERRUPT;
macro(JUMP_BACKWARD_JIT) =
unused/1 +
_CHECK_PERIODIC +
JUMP_BACKWARD_NO_INTERRUPT +
_JIT;
pseudo(JUMP, (--)) = {
JUMP_FORWARD,
JUMP_BACKWARD,
};
pseudo(JUMP_NO_INTERRUPT, (--)) = {
JUMP_FORWARD,
JUMP_BACKWARD_NO_INTERRUPT,
};
pseudo(JUMP_IF_FALSE, (cond -- cond)) = [
COPY, TO_BOOL, POP_JUMP_IF_FALSE,
];
pseudo(JUMP_IF_TRUE, (cond -- cond)) = [
COPY, TO_BOOL, POP_JUMP_IF_TRUE,
];
tier1 inst(ENTER_EXECUTOR, (--)) {
#ifdef _Py_TIER2
PyCodeObject *code = _PyFrame_GetCode(frame);
_PyExecutorObject *executor = code->co_executors->executors[oparg & 255];
if (IS_JIT_TRACING()) {
int og_opcode = executor->vm_data.opcode;
int og_oparg = (oparg & ~255) | executor->vm_data.oparg;
next_instr = this_instr;
if (_PyJit_EnterExecutorShouldStopTracing(og_opcode)) {
if (_PyOpcode_Caches[_PyOpcode_Deopt[og_opcode]]) {
PAUSE_ADAPTIVE_COUNTER(this_instr[1].counter);
}
opcode = og_opcode;
oparg = og_oparg;
DISPATCH_GOTO_NON_TRACING();
}
goto stop_tracing;
}
assert(executor->vm_data.index == INSTR_OFFSET() - 1);
assert(executor->vm_data.code == code);
assert(executor->vm_data.valid);
assert(tstate->current_executor == NULL);
/* If the eval breaker is set, or instrumentation is needed, then stay in tier 1.
* This avoids any potentially infinite loops involving _RESUME_CHECK */
uintptr_t iversion = FT_ATOMIC_LOAD_UINTPTR_ACQUIRE(code->_co_instrumentation_version);
if (_Py_atomic_load_uintptr_relaxed(&tstate->eval_breaker) != iversion) {
opcode = executor->vm_data.opcode;
oparg = (oparg & ~255) | executor->vm_data.oparg;
next_instr = this_instr;
if (_PyOpcode_Caches[_PyOpcode_Deopt[opcode]]) {
PAUSE_ADAPTIVE_COUNTER(this_instr[1].counter);
}
DISPATCH_GOTO();
}
assert(executor != tstate->interp->cold_executor);
tstate->jit_exit = NULL;
TIER1_TO_TIER2(executor);
#else
Py_FatalError("ENTER_EXECUTOR is not supported in this build");
#endif /* _Py_TIER2 */
}
replaced op(_POP_JUMP_IF_FALSE, (cond -- )) {
assert(PyStackRef_BoolCheck(cond));
int flag = PyStackRef_IsFalse(cond);
DEAD(cond);
RECORD_BRANCH_TAKEN(this_instr[1].cache, flag);
JUMPBY(flag ? oparg : next_instr->op.code == NOT_TAKEN);
}
replaced op(_POP_JUMP_IF_TRUE, (cond -- )) {
assert(PyStackRef_BoolCheck(cond));
int flag = PyStackRef_IsTrue(cond);
DEAD(cond);
RECORD_BRANCH_TAKEN(this_instr[1].cache, flag);
JUMPBY(flag ? oparg : next_instr->op.code == NOT_TAKEN);
}
op(_IS_NONE, (value -- b)) {
if (PyStackRef_IsNone(value)) {
b = PyStackRef_True;
DEAD(value);
}
else {
b = PyStackRef_False;
DECREF_INPUTS();
}
}
macro(POP_JUMP_IF_TRUE) = unused/1 + _POP_JUMP_IF_TRUE;
macro(POP_JUMP_IF_FALSE) = unused/1 + _POP_JUMP_IF_FALSE;
macro(POP_JUMP_IF_NONE) = unused/1 + _IS_NONE + _POP_JUMP_IF_TRUE;
macro(POP_JUMP_IF_NOT_NONE) = unused/1 + _IS_NONE + _POP_JUMP_IF_FALSE;
replaced inst(JUMP_BACKWARD_NO_INTERRUPT, (--)) {
/* This bytecode is used in the `yield from` or `await` loop.
* If there is an interrupt, we want it handled in the innermost
* generator or coroutine, so we deliberately do not check it here.
* (see bpo-30039).
*/
assert(oparg <= INSTR_OFFSET());
JUMPBY(-oparg);
}
inst(GET_LEN, (obj -- obj, len)) {
// PUSH(len(TOS))
Py_ssize_t len_i = PyObject_Length(PyStackRef_AsPyObjectBorrow(obj));
ERROR_IF(len_i < 0);
PyObject *len_o = PyLong_FromSsize_t(len_i);
ERROR_IF(len_o == NULL);
len = PyStackRef_FromPyObjectSteal(len_o);
}
op(_MATCH_CLASS, (subject, type, names -- attrs, s, tp, n)) {
// 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));
if (attrs_o) {
assert(PyTuple_CheckExact(attrs_o)); // Success!
attrs = PyStackRef_FromPyObjectSteal(attrs_o);
}
else {
if (_PyErr_Occurred(tstate)) { // Error!
ERROR_NO_POP();
}
attrs = PyStackRef_None; // Failure!
}
s = subject;
tp = type;
n = names;
INPUTS_DEAD();
}
macro(MATCH_CLASS) = _MATCH_CLASS + POP_TOP + POP_TOP + POP_TOP;
inst(MATCH_MAPPING, (subject -- subject, res)) {
int match = PyStackRef_TYPE(subject)->tp_flags & Py_TPFLAGS_MAPPING;
res = match ? PyStackRef_True : PyStackRef_False;
}
inst(MATCH_SEQUENCE, (subject -- subject, res)) {
int match = PyStackRef_TYPE(subject)->tp_flags & Py_TPFLAGS_SEQUENCE;
res = match ? PyStackRef_True : PyStackRef_False;
}
inst(MATCH_KEYS, (subject, keys -- subject, keys, values_or_none)) {
// On successful match, PUSH(values). Otherwise, PUSH(None).
PyObject *values_or_none_o = _PyEval_MatchKeys(tstate,
PyStackRef_AsPyObjectBorrow(subject), PyStackRef_AsPyObjectBorrow(keys));
ERROR_IF(values_or_none_o == NULL);
values_or_none = PyStackRef_FromPyObjectSteal(values_or_none_o);
}
family(GET_ITER, INLINE_CACHE_ENTRIES_GET_ITER) = {
GET_ITER_SELF,
GET_ITER_VIRTUAL,
};
specializing op(_SPECIALIZE_GET_ITER, (counter/1, iterable -- iterable)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_GetIter(iterable, next_instr);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(GET_ITER);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
op(_GET_ITER, (iterable -- iter, index_or_null)) {
_PyStackRef result = _PyEval_GetIter(iterable, &index_or_null, oparg);
DEAD(iterable);
ERROR_IF(PyStackRef_IsError(result));
iter = result;
}
macro(GET_ITER) =
_RECORD_TOS_TYPE +
_SPECIALIZE_GET_ITER +
_GET_ITER;
op(_GUARD_ITERATOR, (iterable -- iterable)) {
PyTypeObject *tp = Py_TYPE(PyStackRef_AsPyObjectBorrow(iterable));
EXIT_IF(tp->tp_iter != PyObject_SelfIter);
STAT_INC(GET_ITER, hit);
}
macro(GET_ITER_SELF) =
_RECORD_TOS_TYPE +
unused/1 +
_GUARD_ITERATOR +
PUSH_NULL;
op(_GUARD_ITER_VIRTUAL, (iterable -- iterable)) {
PyTypeObject *tp = Py_TYPE(PyStackRef_AsPyObjectBorrow(iterable));
EXIT_IF(tp->_tp_iteritem == NULL);
STAT_INC(GET_ITER, hit);
}
op(_PUSH_TAGGED_ZERO, ( -- zero)) {
zero = PyStackRef_TagInt(0);
}
macro(GET_ITER_VIRTUAL) =
_RECORD_TOS_TYPE +
unused/1 +
_GUARD_ITER_VIRTUAL +
_PUSH_TAGGED_ZERO;
op(_GET_ITER_TRAD, (iterable -- iter, index_or_null)) {
PyObject *iter_o = PyObject_GetIter(PyStackRef_AsPyObjectBorrow(iterable));
PyStackRef_CLOSE(iterable);
ERROR_IF(iter_o == NULL);
iter = PyStackRef_FromPyObjectSteal(iter_o);
index_or_null = PyStackRef_NULL;
}
// Most members of this family are "secretly" super-instructions.
// When the loop is exhausted, they jump, and the jump target is
// always END_FOR, which pops two values off the stack.
// This is optimized by skipping that instruction and combining
// its effect (popping 'iter' instead of pushing 'next'.)
family(FOR_ITER, INLINE_CACHE_ENTRIES_FOR_ITER) = {
FOR_ITER_LIST,
FOR_ITER_TUPLE,
FOR_ITER_RANGE,
FOR_ITER_GEN,
FOR_ITER_VIRTUAL,
};
specializing op(_SPECIALIZE_FOR_ITER, (counter/1, iter, null_or_index -- iter, null_or_index)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_ForIter(iter, null_or_index, next_instr, oparg);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(FOR_ITER);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
replaced op(_FOR_ITER, (iter, null_or_index -- iter, null_or_index, next)) {
_PyStackRef item = _PyForIter_VirtualIteratorNext(tstate, frame, iter, &null_or_index);
if (!PyStackRef_IsValid(item)) {
if (PyStackRef_IsError(item)) {
ERROR_NO_POP();
}
// Jump forward by oparg and skip the following END_FOR
JUMPBY(oparg + 1);
DISPATCH();
}
next = item;
}
macro(FOR_ITER) = _SPECIALIZE_FOR_ITER + _RECORD_NOS_TYPE + _FOR_ITER;
op(_FOR_ITER_TIER_TWO, (iter, null_or_index -- iter, null_or_index, next)) {
_PyStackRef item = _PyForIter_VirtualIteratorNext(tstate, frame, iter, &null_or_index);
if (!PyStackRef_IsValid(item)) {
if (PyStackRef_IsError(item)) {
ERROR_NO_POP();
}
/* iterator ended normally */
/* The translator sets the deopt target just past the matching END_FOR */
EXIT_IF(true);
}
next = item;
}
tier2 op(_GUARD_NOS_TYPE, (expected_type/4, nos, unused -- nos, unused)) {
PyObject *nos_o = PyStackRef_AsPyObjectBorrow(nos);
EXIT_IF(Py_TYPE(nos_o) != (PyTypeObject *)expected_type);
}
tier2 op(_ITER_NEXT_INLINE, (iternext_fn/4, iter, null_or_index -- iter, null_or_index, next)) {
assert(sizeof(iternextfunc) == sizeof(uintptr_t));
volatile iternextfunc iternext_v = (iternextfunc)iternext_fn;
PyObject *item = iternext_v(PyStackRef_AsPyObjectBorrow(iter));
if (item == NULL) {
if (_PyErr_Occurred(tstate)) {
if (_PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) {
_PyEval_MonitorRaise(tstate, frame, frame->instr_ptr);
_PyErr_Clear(tstate);
}
else {
ERROR_NO_POP();
}
}
EXIT_IF(true);
}
STAT_INC(FOR_ITER, hit);
next = PyStackRef_FromPyObjectSteal(item);
}
op(_GUARD_NOS_ITER_VIRTUAL, (iter, null_or_index -- iter, null_or_index)) {
PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
EXIT_IF(Py_TYPE(iter_o)->_tp_iteritem == NULL);
}
op(_GUARD_TOS_NOT_NULL, (null_or_index -- null_or_index)) {
EXIT_IF(PyStackRef_IsNull(null_or_index));
}
replaced op(_FOR_ITER_VIRTUAL, (iter, null_or_index -- iter, null_or_index, next)) {
PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
Py_ssize_t index = PyStackRef_UntagInt(null_or_index);
_PyObjectIndexPair next_index = Py_TYPE(iter_o)->_tp_iteritem(iter_o, index);
PyObject *next_o = next_index.object;
index = next_index.index;
if (next_o == NULL) {
if (index < 0) {
ERROR_NO_POP();
}
// Jump forward by oparg and skip the following END_FOR
JUMPBY(oparg + 1);
DISPATCH();
}
null_or_index = PyStackRef_TagInt(index);
next = PyStackRef_FromPyObjectSteal(next_o);
}
macro(FOR_ITER_VIRTUAL) =
unused/1 + // Skip over the counter
_GUARD_TOS_NOT_NULL +
_FOR_ITER_VIRTUAL;
op(_FOR_ITER_VIRTUAL_TIER_TWO, (iter, null_or_index -- iter, null_or_index, next)) {
PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
Py_ssize_t index = PyStackRef_UntagInt(null_or_index);
_PyObjectIndexPair next_index = Py_TYPE(iter_o)->_tp_iteritem(iter_o, index);
PyObject *next_o = next_index.object;
index = next_index.index;
if (next_o == NULL) {
if (index < 0) {
ERROR_NO_POP();
}
/* iterator ended normally */
/* The translator sets the deopt target just past the matching END_FOR */
EXIT_IF(true);
}
next = PyStackRef_FromPyObjectSteal(next_o);
null_or_index = PyStackRef_TagInt(index);
}
inst(INSTRUMENTED_FOR_ITER, (unused/1, iter, null_or_index -- iter, null_or_index, next)) {
_PyStackRef item = _PyForIter_VirtualIteratorNext(tstate, frame, iter, &null_or_index);
if (!PyStackRef_IsValid(item)) {
if (PyStackRef_IsError(item)) {
ERROR_NO_POP();
}
// Jump forward by oparg and skip the following END_FOR
JUMPBY(oparg + 1);
DISPATCH();
}
next = item;
INSTRUMENTED_JUMP(this_instr, next_instr, PY_MONITORING_EVENT_BRANCH_LEFT);
}
op(_ITER_CHECK_LIST, (iter, null_or_index -- iter, null_or_index)) {
PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
EXIT_IF(Py_TYPE(iter_o) != &PyList_Type);
assert(PyStackRef_IsTaggedInt(null_or_index));
#ifdef Py_GIL_DISABLED
EXIT_IF(!_Py_IsOwnedByCurrentThread(iter_o) && !_PyObject_GC_IS_SHARED(iter_o));
#endif
}
replaced op(_ITER_JUMP_LIST, (iter, null_or_index -- iter, null_or_index)) {
#ifdef Py_GIL_DISABLED
// For free-threaded Python, the loop exit can happen at any point during
// item retrieval, so it doesn't make much sense to check and jump
// separately before item retrieval. Any length check we do here can be
// invalid by the time we actually try to fetch the item.
#else
PyObject *list_o = PyStackRef_AsPyObjectBorrow(iter);
assert(Py_TYPE(list_o) == &PyList_Type);
STAT_INC(FOR_ITER, hit);
if ((size_t)PyStackRef_UntagInt(null_or_index) >= (size_t)PyList_GET_SIZE(list_o)) {
null_or_index = PyStackRef_TagInt(-1);
/* Jump forward oparg, then skip following END_FOR instruction */
JUMPBY(oparg + 1);
DISPATCH();
}
#endif
}
// Only used by Tier 2
op(_GUARD_NOT_EXHAUSTED_LIST, (iter, null_or_index -- iter, null_or_index)) {
#ifndef Py_GIL_DISABLED
PyObject *list_o = PyStackRef_AsPyObjectBorrow(iter);
assert(Py_TYPE(list_o) == &PyList_Type);
EXIT_IF((size_t)PyStackRef_UntagInt(null_or_index) >= (size_t)PyList_GET_SIZE(list_o));
#endif
}
replaced op(_ITER_NEXT_LIST, (iter, null_or_index -- iter, null_or_index, next)) {
PyObject *list_o = PyStackRef_AsPyObjectBorrow(iter);
assert(PyList_CheckExact(list_o));
#ifdef Py_GIL_DISABLED
assert(_Py_IsOwnedByCurrentThread(list_o) ||
_PyObject_GC_IS_SHARED(list_o));
STAT_INC(FOR_ITER, hit);
int result = _PyList_GetItemRefNoLock((PyListObject *)list_o, PyStackRef_UntagInt(null_or_index), &next);
// A negative result means we lost a race with another thread
// and we need to take the slow path.
DEOPT_IF(result < 0);
if (result == 0) {
null_or_index = PyStackRef_TagInt(-1);
/* Jump forward oparg, then skip following END_FOR instruction */
JUMPBY(oparg + 1);
DISPATCH();
}
#else
next = PyStackRef_FromPyObjectNew(PyList_GET_ITEM(list_o, PyStackRef_UntagInt(null_or_index)));
#endif
null_or_index = PyStackRef_IncrementTaggedIntNoOverflow(null_or_index);
}
// Only used by Tier 2
op(_ITER_NEXT_LIST_TIER_TWO, (iter, null_or_index -- iter, null_or_index, next)) {
PyObject *list_o = PyStackRef_AsPyObjectBorrow(iter);
assert(PyList_CheckExact(list_o));
#ifdef Py_GIL_DISABLED
assert(_Py_IsOwnedByCurrentThread((PyObject *)list_o) ||
_PyObject_GC_IS_SHARED(list_o));
STAT_INC(FOR_ITER, hit);
int result = _PyList_GetItemRefNoLock((PyListObject *)list_o, PyStackRef_UntagInt(null_or_index), &next);
// A negative result means we lost a race with another thread
// and we need to take the slow path.
DEOPT_IF(result <= 0);
#else
assert(PyStackRef_UntagInt(null_or_index) < PyList_GET_SIZE(list_o));
next = PyStackRef_FromPyObjectNew(PyList_GET_ITEM(list_o, PyStackRef_UntagInt(null_or_index)));
#endif
null_or_index = PyStackRef_IncrementTaggedIntNoOverflow(null_or_index);
}
macro(FOR_ITER_LIST) =
unused/1 + // Skip over the counter
_ITER_CHECK_LIST +
_ITER_JUMP_LIST +
_ITER_NEXT_LIST;
op(_ITER_CHECK_TUPLE, (iter, null_or_index -- iter, null_or_index)) {
PyObject *iter_o = PyStackRef_AsPyObjectBorrow(iter);
EXIT_IF(Py_TYPE(iter_o) != &PyTuple_Type);
assert(PyStackRef_IsTaggedInt(null_or_index));
}
replaced op(_ITER_JUMP_TUPLE, (iter, null_or_index -- iter, null_or_index)) {
PyObject *tuple_o = PyStackRef_AsPyObjectBorrow(iter);
(void)tuple_o;
assert(Py_TYPE(tuple_o) == &PyTuple_Type);
STAT_INC(FOR_ITER, hit);
if ((size_t)PyStackRef_UntagInt(null_or_index) >= (size_t)PyTuple_GET_SIZE(tuple_o)) {
null_or_index = PyStackRef_TagInt(-1);
/* Jump forward oparg, then skip following END_FOR instruction */
JUMPBY(oparg + 1);
DISPATCH();
}
}
// Only used by Tier 2
op(_GUARD_NOT_EXHAUSTED_TUPLE, (iter, null_or_index -- iter, null_or_index)) {
PyObject *tuple_o = PyStackRef_AsPyObjectBorrow(iter);
assert(Py_TYPE(tuple_o) == &PyTuple_Type);
EXIT_IF((size_t)PyStackRef_UntagInt(null_or_index) >= (size_t)PyTuple_GET_SIZE(tuple_o));
}
op(_ITER_NEXT_TUPLE, (iter, null_or_index -- iter, null_or_index, next)) {
PyObject *tuple_o = PyStackRef_AsPyObjectBorrow(iter);
assert(Py_TYPE(tuple_o) == &PyTuple_Type);
uintptr_t i = PyStackRef_UntagInt(null_or_index);
assert((size_t)i < (size_t)PyTuple_GET_SIZE(tuple_o));
next = PyStackRef_FromPyObjectNew(PyTuple_GET_ITEM(tuple_o, i));
null_or_index = PyStackRef_IncrementTaggedIntNoOverflow(null_or_index);
}
macro(FOR_ITER_TUPLE) =
unused/1 + // Skip over the counter
_ITER_CHECK_TUPLE +
_ITER_JUMP_TUPLE +
_ITER_NEXT_TUPLE;
op(_ITER_CHECK_RANGE, (iter, null_or_index -- iter, null_or_index)) {
_PyRangeIterObject *r = (_PyRangeIterObject *)PyStackRef_AsPyObjectBorrow(iter);
EXIT_IF(Py_TYPE(r) != &PyRangeIter_Type);
#ifdef Py_GIL_DISABLED
EXIT_IF(!_PyObject_IsUniquelyReferenced((PyObject *)r));
#endif
}
replaced op(_ITER_JUMP_RANGE, (iter, null_or_index -- iter, null_or_index)) {
_PyRangeIterObject *r = (_PyRangeIterObject *)PyStackRef_AsPyObjectBorrow(iter);
assert(Py_TYPE(r) == &PyRangeIter_Type);
#ifdef Py_GIL_DISABLED
assert(_PyObject_IsUniquelyReferenced((PyObject *)r));
#endif
STAT_INC(FOR_ITER, hit);
if (r->len <= 0) {
// Jump over END_FOR instruction.
JUMPBY(oparg + 1);
DISPATCH();
}
}
// Only used by Tier 2
op(_GUARD_NOT_EXHAUSTED_RANGE, (iter, null_or_index -- iter, null_or_index)) {
_PyRangeIterObject *r = (_PyRangeIterObject *)PyStackRef_AsPyObjectBorrow(iter);
assert(Py_TYPE(r) == &PyRangeIter_Type);
EXIT_IF(r->len <= 0);
}
op(_ITER_NEXT_RANGE, (iter, null_or_index -- iter, null_or_index, next)) {
_PyRangeIterObject *r = (_PyRangeIterObject *)PyStackRef_AsPyObjectBorrow(iter);
assert(Py_TYPE(r) == &PyRangeIter_Type);
#ifdef Py_GIL_DISABLED
assert(_PyObject_IsUniquelyReferenced((PyObject *)r));
#endif
assert(r->len > 0);
long value = r->start;
r->start = value + r->step;
r->len--;
PyObject *res = PyLong_FromLong(value);
ERROR_IF(res == NULL);
next = PyStackRef_FromPyObjectSteal(res);
}
macro(FOR_ITER_RANGE) =
unused/1 + // Skip over the counter
_ITER_CHECK_RANGE +
_ITER_JUMP_RANGE +
_ITER_NEXT_RANGE;
op(_FOR_ITER_GEN_FRAME, (iter, null -- iter, null, gen_frame)) {
PyGenObject *gen = (PyGenObject *)PyStackRef_AsPyObjectBorrow(iter);
EXIT_IF(Py_TYPE(gen) != &PyGen_Type);
EXIT_IF(!gen_try_set_executing((PyGenObject *)gen));
STAT_INC(FOR_ITER, hit);
_PyInterpreterFrame *pushed_frame = &gen->gi_iframe;
_PyFrame_StackPush(pushed_frame, PyStackRef_None);
gen->gi_exc_state.previous_item = tstate->exc_info;
tstate->exc_info = &gen->gi_exc_state;
pushed_frame->previous = frame;
// oparg is the return offset from the next instruction.
frame->return_offset = (uint16_t)(INSTRUCTION_SIZE + oparg);
gen_frame = PyStackRef_Wrap(pushed_frame);
}
macro(FOR_ITER_GEN) =
_RECORD_NOS_GEN_FUNC +
unused/1 +
_CHECK_PEP_523 +
_FOR_ITER_GEN_FRAME +
_PUSH_FRAME;
op(_INSERT_NULL, (self -- method_and_self[2])) {
method_and_self[1] = self;
method_and_self[0] = PyStackRef_NULL;
DEAD(self);
}
op(_LOAD_SPECIAL, (method_and_self[2] -- method_and_self[2])) {
PyObject *name = _Py_SpecialMethods[oparg].name;
int err = _PyObject_LookupSpecialMethod(name, &method_and_self[0],
&method_and_self[1]);
if (err <= 0) {
if (err == 0) {
PyObject *owner = PyStackRef_AsPyObjectBorrow(method_and_self[1]);
const char *errfmt = _PyEval_SpecialMethodCanSuggest(owner, oparg)
? _Py_SpecialMethods[oparg].error_suggestion
: _Py_SpecialMethods[oparg].error;
assert(!_PyErr_Occurred(tstate));
assert(errfmt != NULL);
_PyErr_Format(tstate, PyExc_TypeError, errfmt, owner);
}
ERROR_NO_POP();
}
}
macro(LOAD_SPECIAL) =
_RECORD_TOS_TYPE +
_INSERT_NULL +
_LOAD_SPECIAL;
inst(WITH_EXCEPT_START, (exit_func, exit_self, lasti, unused, val -- exit_func, exit_self, lasti, unused, val, res)) {
/* At the top of the stack are 4 values:
- val: TOP = exc_info()
- unused: SECOND = previous exception
- lasti: THIRD = lasti of exception in exc_info()
- exit_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);
PyObject *original_tb = tb = PyException_GetTraceback(val_o);
if (tb == NULL) {
tb = Py_None;
}
assert(PyStackRef_IsTaggedInt(lasti));
(void)lasti; // Shut up compiler warning if asserts are off
PyObject* res_o;
{
// scope to tell MSVC that stack is not escaping
PyObject *stack[5] = {NULL, PyStackRef_AsPyObjectBorrow(exit_self), exc, val_o, tb};
int has_self = !PyStackRef_IsNull(exit_self);
res_o = PyObject_Vectorcall(exit_func_o, stack + 2 - has_self,
(3 + has_self) | PY_VECTORCALL_ARGUMENTS_OFFSET, NULL);
}
Py_XDECREF(original_tb);
ERROR_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
}
pseudo(SETUP_FINALLY, (-- unused), (HAS_ARG)) = {
/* If an exception is raised, restore the stack position
* and push one value before jumping to the handler.
*/
NOP,
};
pseudo(SETUP_CLEANUP, (-- unused, unused), (HAS_ARG)) = {
/* As SETUP_FINALLY, but push lasti as well */
NOP,
};
pseudo(SETUP_WITH, (-- unused), (HAS_ARG)) = {
/* If an exception is raised, restore the stack position to the
* position before the result of __(a)enter__ and push 2 values
* before jumping to the handler.
*/
NOP,
};
pseudo(POP_BLOCK, (--)) = {
NOP,
};
inst(PUSH_EXC_INFO, (exc -- prev_exc, new_exc)) {
_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(exc));
exc_info->exc_value = PyStackRef_AsPyObjectNew(exc);
new_exc = exc;
DEAD(exc);
}
op(_LOAD_ATTR_METHOD_WITH_VALUES, (descr/4, owner -- attr, self)) {
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);
self = owner;
DEAD(owner);
}
macro(LOAD_ATTR_METHOD_WITH_VALUES) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_CHECK_MANAGED_OBJECT_HAS_VALUES +
unused/2 +
_LOAD_ATTR_METHOD_WITH_VALUES;
op(_LOAD_ATTR_METHOD_NO_DICT, (descr/4, owner -- attr, self)) {
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);
self = owner;
DEAD(owner);
}
macro(LOAD_ATTR_METHOD_NO_DICT) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
unused/2 +
_LOAD_ATTR_METHOD_NO_DICT;
op(_LOAD_ATTR_NONDESCRIPTOR_WITH_VALUES, (descr/4, owner -- attr)) {
assert((oparg & 1) == 0);
STAT_INC(LOAD_ATTR, hit);
assert(descr != NULL);
PyStackRef_CLOSE(owner);
attr = PyStackRef_FromPyObjectNew(descr);
}
macro(LOAD_ATTR_NONDESCRIPTOR_WITH_VALUES) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_CHECK_MANAGED_OBJECT_HAS_VALUES +
unused/2 +
_LOAD_ATTR_NONDESCRIPTOR_WITH_VALUES;
op(_LOAD_ATTR_NONDESCRIPTOR_NO_DICT, (descr/4, owner -- attr)) {
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);
}
macro(LOAD_ATTR_NONDESCRIPTOR_NO_DICT) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
unused/2 +
_LOAD_ATTR_NONDESCRIPTOR_NO_DICT;
op(_CHECK_ATTR_METHOD_LAZY_DICT, (dictoffset/1, owner -- owner)) {
char *ptr = ((char *)PyStackRef_AsPyObjectBorrow(owner)) + MANAGED_DICT_OFFSET + dictoffset;
PyObject *dict = FT_ATOMIC_LOAD_PTR_ACQUIRE(*(PyObject **)ptr);
/* This object has a __dict__, just not yet created */
EXIT_IF(dict != NULL);
}
op(_LOAD_ATTR_METHOD_LAZY_DICT, (descr/4, owner -- attr, self)) {
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);
self = owner;
DEAD(owner);
}
macro(LOAD_ATTR_METHOD_LAZY_DICT) =
unused/1 +
_RECORD_TOS_TYPE +
_GUARD_TYPE_VERSION +
_CHECK_ATTR_METHOD_LAZY_DICT +
unused/1 +
_LOAD_ATTR_METHOD_LAZY_DICT;
// Cache layout: counter/1, func_version/2
// CALL_INTRINSIC_1/2, CALL_KW, and CALL_FUNCTION_EX aren't members!
family(CALL, INLINE_CACHE_ENTRIES_CALL) = {
CALL_BOUND_METHOD_EXACT_ARGS,
CALL_PY_EXACT_ARGS,
CALL_TYPE_1,
CALL_STR_1,
CALL_TUPLE_1,
CALL_BUILTIN_CLASS,
CALL_BUILTIN_O,
CALL_BUILTIN_FAST,
CALL_BUILTIN_FAST_WITH_KEYWORDS,
CALL_LEN,
CALL_ISINSTANCE,
CALL_LIST_APPEND,
CALL_METHOD_DESCRIPTOR_O,
CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS,
CALL_METHOD_DESCRIPTOR_NOARGS,
CALL_METHOD_DESCRIPTOR_FAST,
CALL_ALLOC_AND_ENTER_INIT,
CALL_PY_GENERAL,
CALL_BOUND_METHOD_GENERAL,
CALL_NON_PY_GENERAL,
};
specializing op(_SPECIALIZE_CALL, (counter/1, callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_Call(callable, self_or_null, next_instr, oparg + !PyStackRef_IsNull(self_or_null));
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(CALL);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
op(_MAYBE_EXPAND_METHOD, (callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
if (PyStackRef_TYPE(callable) == &PyMethod_Type && PyStackRef_IsNull(self_or_null)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyObject *self = ((PyMethodObject *)callable_o)->im_self;
self_or_null = PyStackRef_FromPyObjectNew(self);
PyObject *method = ((PyMethodObject *)callable_o)->im_func;
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectNew(method);
PyStackRef_CLOSE(temp);
}
}
// When calling Python, inline the call using DISPATCH_INLINED().
op(_DO_CALL, (callable, self_or_null, args[oparg] -- res)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
// oparg counts all of the args, but *not* self:
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
// Check if the call can be inlined or not
if (Py_TYPE(callable_o) == &PyFunction_Type &&
!IS_PEP523_HOOKED(tstate) &&
((PyFunctionObject *)callable_o)->vectorcall == _PyFunction_Vectorcall)
{
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));
_PyInterpreterFrame *new_frame = _PyEvalFramePushAndInit(
tstate, callable, locals,
arguments, total_args, NULL, frame
);
DEAD(args);
DEAD(self_or_null);
DEAD(callable);
// Manipulate stack directly since we leave using DISPATCH_INLINED().
SYNC_SP();
// The frame has stolen all the arguments from the stack,
// so there is no need to clean them up.
if (new_frame == NULL) {
ERROR_NO_POP();
}
frame->return_offset = INSTRUCTION_SIZE;
DISPATCH_INLINED(new_frame);
}
PyObject* res_o = _Py_VectorCallInstrumentation_StackRefSteal(
callable,
arguments,
total_args,
PyStackRef_NULL,
opcode == INSTRUMENTED_CALL,
frame,
this_instr,
tstate);
DEAD(args);
DEAD(self_or_null);
DEAD(callable);
ERROR_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
}
op(_MONITOR_CALL, (func, maybe_self, args[oparg] -- func, maybe_self, args[oparg])) {
int is_meth = !PyStackRef_IsNull(maybe_self);
PyObject *function = PyStackRef_AsPyObjectBorrow(func);
PyObject *arg0;
if (is_meth) {
arg0 = PyStackRef_AsPyObjectBorrow(maybe_self);
}
else if (oparg) {
arg0 = PyStackRef_AsPyObjectBorrow(args[0]);
}
else {
arg0 = &_PyInstrumentation_MISSING;
}
SYNC_SP();
int err = _Py_call_instrumentation_2args(
tstate, PY_MONITORING_EVENT_CALL,
frame, this_instr, function, arg0
);
ERROR_IF(err);
}
macro(CALL) = _SPECIALIZE_CALL + unused/2 + _MAYBE_EXPAND_METHOD + _DO_CALL + _CHECK_PERIODIC_AT_END;
macro(INSTRUMENTED_CALL) = unused/3 + _MAYBE_EXPAND_METHOD + _MONITOR_CALL + _DO_CALL + _CHECK_PERIODIC_AT_END;
op(_PY_FRAME_GENERAL, (callable, self_or_null, args[oparg] -- new_frame)) {
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)) {
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));
_PyInterpreterFrame *temp = _PyEvalFramePushAndInit(
tstate, callable, locals,
args, total_args, NULL, frame
);
// The frame has stolen all the arguments from the stack.
INPUTS_DEAD();
SYNC_SP();
if (temp == NULL) {
ERROR_NO_POP();
}
new_frame = PyStackRef_Wrap(temp);
}
op(_CHECK_FUNCTION_VERSION, (func_version/2, callable, unused, unused[oparg] -- callable, unused, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(!PyFunction_Check(callable_o));
PyFunctionObject *func = (PyFunctionObject *)callable_o;
EXIT_IF(func->func_version != func_version);
}
tier2 op(_CHECK_FUNCTION_VERSION_INLINE, (func_version/2, callable_o/4 --)) {
assert(PyFunction_Check(callable_o));
PyFunctionObject *func = (PyFunctionObject *)callable_o;
EXIT_IF(func->func_version != func_version);
}
macro(CALL_PY_GENERAL) =
_RECORD_CALLABLE +
unused/1 + // Skip over the counter
_CHECK_PEP_523 +
_CHECK_FUNCTION_VERSION +
_CHECK_RECURSION_REMAINING +
_PY_FRAME_GENERAL +
_SAVE_RETURN_OFFSET +
_PUSH_FRAME;
op(_CHECK_METHOD_VERSION, (func_version/2, callable, null, unused[oparg] -- callable, null, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(Py_TYPE(callable_o) != &PyMethod_Type);
PyObject *func = ((PyMethodObject *)callable_o)->im_func;
EXIT_IF(!PyFunction_Check(func));
EXIT_IF(((PyFunctionObject *)func)->func_version != func_version);
EXIT_IF(!PyStackRef_IsNull(null));
}
op(_EXPAND_METHOD, (callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
assert(PyStackRef_IsNull(self_or_null));
assert(Py_TYPE(callable_o) == &PyMethod_Type);
self_or_null = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_self);
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_func);
assert(PyStackRef_FunctionCheck(callable));
PyStackRef_CLOSE(temp);
}
macro(CALL_BOUND_METHOD_GENERAL) =
_RECORD_BOUND_METHOD +
unused/1 + // Skip over the counter
_CHECK_PEP_523 +
_CHECK_METHOD_VERSION +
_EXPAND_METHOD +
flush + // so that self is in the argument array
_CHECK_RECURSION_REMAINING +
_PY_FRAME_GENERAL +
_SAVE_RETURN_OFFSET +
_PUSH_FRAME;
op(_CHECK_IS_NOT_PY_CALLABLE, (callable, unused, unused[oparg] -- callable, unused, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(PyFunction_Check(callable_o));
EXIT_IF(Py_TYPE(callable_o) == &PyMethod_Type);
}
op(_CALL_NON_PY_GENERAL, (callable, self_or_null, args[oparg] -- res)) {
#if TIER_ONE
assert(opcode != INSTRUMENTED_CALL);
#endif
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
PyObject *res_o = _Py_VectorCall_StackRefSteal(
callable,
arguments,
total_args,
PyStackRef_NULL);
DEAD(args);
DEAD(self_or_null);
DEAD(callable);
ERROR_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
}
macro(CALL_NON_PY_GENERAL) =
_RECORD_CALLABLE +
unused/1 + // Skip over the counter
unused/2 +
_CHECK_IS_NOT_PY_CALLABLE +
_CALL_NON_PY_GENERAL +
_CHECK_PERIODIC_AT_END;
op(_CHECK_CALL_BOUND_METHOD_EXACT_ARGS, (callable, null, unused[oparg] -- callable, null, unused[oparg])) {
EXIT_IF(!PyStackRef_IsNull(null));
EXIT_IF(Py_TYPE(PyStackRef_AsPyObjectBorrow(callable)) != &PyMethod_Type);
}
op(_INIT_CALL_BOUND_METHOD_EXACT_ARGS, (callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
assert(PyStackRef_IsNull(self_or_null));
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
STAT_INC(CALL, hit);
self_or_null = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_self);
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_func);
PyStackRef_CLOSE(temp);
}
op(_CHECK_PEP_523, (--)) {
DEOPT_IF(IS_PEP523_HOOKED(tstate));
}
op(_CHECK_FUNCTION_EXACT_ARGS, (callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
assert(PyFunction_Check(callable_o));
PyFunctionObject *func = (PyFunctionObject *)callable_o;
PyCodeObject *code = (PyCodeObject *)func->func_code;
EXIT_IF(code->co_argcount != oparg + (!PyStackRef_IsNull(self_or_null)));
}
op(_CHECK_STACK_SPACE, (callable, unused, unused[oparg] -- callable, unused, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyFunctionObject *func = (PyFunctionObject *)callable_o;
PyCodeObject *code = (PyCodeObject *)func->func_code;
DEOPT_IF(!_PyThreadState_HasStackSpace(tstate, code->co_framesize));
}
op(_CHECK_RECURSION_REMAINING, (--)) {
DEOPT_IF(tstate->py_recursion_remaining <= 1);
}
replicate(5) pure op(_INIT_CALL_PY_EXACT_ARGS, (callable, self_or_null, args[oparg] -- new_frame)) {
int has_self = !PyStackRef_IsNull(self_or_null);
STAT_INC(CALL, hit);
_PyInterpreterFrame *pushed_frame = _PyFrame_PushUnchecked(tstate, callable, oparg + has_self, frame);
_PyStackRef *first_non_self_local = pushed_frame->localsplus + has_self;
pushed_frame->localsplus[0] = self_or_null;
for (int i = 0; i < oparg; i++) {
first_non_self_local[i] = args[i];
}
INPUTS_DEAD();
new_frame = PyStackRef_Wrap(pushed_frame);
}
op(_PUSH_FRAME, (new_frame -- )) {
assert(!IS_PEP523_HOOKED(tstate));
_PyInterpreterFrame *temp = PyStackRef_Unwrap(new_frame);
DEAD(new_frame);
SAVE_STACK();
assert(temp->previous == frame || temp->previous->previous == frame);
CALL_STAT_INC(inlined_py_calls);
frame = tstate->current_frame = temp;
tstate->py_recursion_remaining--;
RELOAD_STACK();
LOAD_IP(0);
#ifdef Py_DEBUG
assert(frame->previous->stackpointer_valid == 1);
#endif
DTRACE_FUNCTION_ENTRY();
LLTRACE_RESUME_FRAME();
}
macro(CALL_BOUND_METHOD_EXACT_ARGS) =
_RECORD_BOUND_METHOD +
unused/1 + // Skip over the counter
_CHECK_PEP_523 +
_CHECK_CALL_BOUND_METHOD_EXACT_ARGS +
_INIT_CALL_BOUND_METHOD_EXACT_ARGS +
flush + // In case the following deopt
_CHECK_FUNCTION_VERSION +
_CHECK_FUNCTION_EXACT_ARGS +
_CHECK_STACK_SPACE +
_CHECK_RECURSION_REMAINING +
_INIT_CALL_PY_EXACT_ARGS +
_SAVE_RETURN_OFFSET +
_PUSH_FRAME;
macro(CALL_PY_EXACT_ARGS) =
_RECORD_CALLABLE +
unused/1 + // Skip over the counter
_CHECK_PEP_523 +
_CHECK_FUNCTION_VERSION +
_CHECK_FUNCTION_EXACT_ARGS +
_CHECK_STACK_SPACE +
_CHECK_RECURSION_REMAINING +
_INIT_CALL_PY_EXACT_ARGS +
_SAVE_RETURN_OFFSET +
_PUSH_FRAME;
op(_GUARD_NOS_NULL, (null, unused -- null, unused)) {
EXIT_IF(!PyStackRef_IsNull(null));
}
op(_GUARD_THIRD_NULL, (null, unused, unused -- null, unused, unused)) {
EXIT_IF(!PyStackRef_IsNull(null));
}
op(_GUARD_CALLABLE_TYPE_1, (callable, unused, unused -- callable, unused, unused)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(callable_o != (PyObject *)&PyType_Type);
}
op(_CALL_TYPE_1, (callable, null, arg -- res, a)) {
PyObject *arg_o = PyStackRef_AsPyObjectBorrow(arg);
assert(oparg == 1);
STAT_INC(CALL, hit);
a = arg;
INPUTS_DEAD();
res = PyStackRef_FromPyObjectNew(Py_TYPE(arg_o));
}
macro(CALL_TYPE_1) =
unused/1 +
unused/2 +
_GUARD_NOS_NULL +
_GUARD_CALLABLE_TYPE_1 +
_CALL_TYPE_1 +
POP_TOP;
op(_GUARD_CALLABLE_STR_1, (callable, unused, unused -- callable, unused, unused)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(callable_o != (PyObject *)&PyUnicode_Type);
}
op(_CALL_STR_1, (callable, null, arg -- res, a)) {
PyObject *arg_o = PyStackRef_AsPyObjectBorrow(arg);
assert(oparg == 1);
STAT_INC(CALL, hit);
PyObject *res_o = PyObject_Str(arg_o);
if (res_o == NULL) {
ERROR_NO_POP();
}
a = arg;
INPUTS_DEAD();
res = PyStackRef_FromPyObjectSteal(res_o);
}
macro(CALL_STR_1) =
unused/1 +
unused/2 +
_GUARD_NOS_NULL +
_GUARD_CALLABLE_STR_1 +
_CALL_STR_1 +
POP_TOP +
_CHECK_PERIODIC_AT_END;
op(_GUARD_CALLABLE_TUPLE_1, (callable, unused, unused -- callable, unused, unused)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(callable_o != (PyObject *)&PyTuple_Type);
}
op(_CALL_TUPLE_1, (callable, null, arg -- res, a)) {
PyObject *arg_o = PyStackRef_AsPyObjectBorrow(arg);
assert(oparg == 1);
STAT_INC(CALL, hit);
PyObject *res_o = PySequence_Tuple(arg_o);
if (res_o == NULL) {
ERROR_NO_POP();
}
a = arg;
INPUTS_DEAD();
res = PyStackRef_FromPyObjectSteal(res_o);
}
macro(CALL_TUPLE_1) =
unused/1 +
unused/2 +
_GUARD_NOS_NULL +
_GUARD_CALLABLE_TUPLE_1 +
_CALL_TUPLE_1 +
POP_TOP +
_CHECK_PERIODIC_AT_END;
op(_CHECK_OBJECT, (type_version/2, callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(!PyStackRef_IsNull(self_or_null));
EXIT_IF(!PyType_Check(callable_o));
PyTypeObject *tp = (PyTypeObject *)callable_o;
EXIT_IF(FT_ATOMIC_LOAD_UINT32_RELAXED(tp->tp_version_tag) != type_version);
}
op(_ALLOCATE_OBJECT, (callable, self_or_null, unused[oparg] -- callable, self_or_null, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
assert(PyStackRef_IsNull(self_or_null));
assert(PyType_Check(callable_o));
PyTypeObject *tp = (PyTypeObject *)callable_o;
assert(tp->tp_new == PyBaseObject_Type.tp_new);
assert(tp->tp_flags & Py_TPFLAGS_HEAPTYPE);
assert(tp->tp_alloc == PyType_GenericAlloc);
PyHeapTypeObject *cls = (PyHeapTypeObject *)callable_o;
PyFunctionObject *init_func = (PyFunctionObject *)FT_ATOMIC_LOAD_PTR_ACQUIRE(cls->_spec_cache.init);
PyCodeObject *code = (PyCodeObject *)init_func->func_code;
EXIT_IF(!_PyThreadState_HasStackSpace(tstate, code->co_framesize + _Py_InitCleanup.co_framesize));
STAT_INC(CALL, hit);
PyObject *self_o = PyType_GenericAlloc(tp, 0);
if (self_o == NULL) {
ERROR_NO_POP();
}
self_or_null = PyStackRef_FromPyObjectSteal(self_o);
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectNew(init_func);
PyStackRef_CLOSE(temp);
}
op(_CREATE_INIT_FRAME, (init, self, args[oparg] -- init_frame)) {
_PyInterpreterFrame *shim = _PyFrame_PushTrampolineUnchecked(
tstate, (PyCodeObject *)&_Py_InitCleanup, 1, frame);
assert(_PyFrame_GetBytecode(shim)[0].op.code == EXIT_INIT_CHECK);
assert(_PyFrame_GetBytecode(shim)[1].op.code == RETURN_VALUE);
/* Push self onto stack of shim */
shim->localsplus[0] = PyStackRef_DUP(self);
_PyInterpreterFrame *temp = _PyEvalFramePushAndInit(
tstate, init, NULL, args-1, oparg+1, NULL, shim);
DEAD(init);
DEAD(self);
DEAD(args);
SYNC_SP();
if (temp == NULL) {
_PyEval_FrameClearAndPop(tstate, shim);
ERROR_NO_POP();
}
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--;
init_frame = PyStackRef_Wrap(temp);
}
macro(CALL_ALLOC_AND_ENTER_INIT) =
_RECORD_CALLABLE +
unused/1 +
_CHECK_PEP_523 +
_CHECK_OBJECT +
_CHECK_RECURSION_REMAINING +
_ALLOCATE_OBJECT +
_CREATE_INIT_FRAME +
_PUSH_FRAME;
inst(EXIT_INIT_CHECK, (should_be_none -- )) {
if (!PyStackRef_IsNone(should_be_none)) {
PyErr_Format(PyExc_TypeError,
"__init__() should return None, not '%.200s'",
Py_TYPE(PyStackRef_AsPyObjectBorrow(should_be_none))->tp_name);
ERROR_NO_POP();
}
DEAD(should_be_none);
}
op(_GUARD_CALLABLE_BUILTIN_CLASS, (callable, unused, unused[oparg] -- callable, unused, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(!PyType_Check(callable_o));
PyTypeObject *tp = (PyTypeObject *)callable_o;
EXIT_IF(tp->tp_vectorcall == NULL);
}
op(_CALL_BUILTIN_CLASS, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
STAT_INC(CALL, hit);
PyObject *res_o = _Py_CallBuiltinClass_StackRef(
callable,
arguments,
total_args);
if (res_o == NULL) {
ERROR_NO_POP();
}
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectSteal(res_o);
PyStackRef_CLOSE(temp);
}
macro(CALL_BUILTIN_CLASS) =
_RECORD_CALLABLE +
unused/1 +
unused/2 +
_GUARD_CALLABLE_BUILTIN_CLASS +
_CALL_BUILTIN_CLASS +
_POP_TOP_OPARG +
POP_TOP +
_CHECK_PERIODIC_AT_END;
op(_GUARD_CALLABLE_BUILTIN_O, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(!PyCFunction_CheckExact(callable_o));
EXIT_IF((PyCFunction_GET_FLAGS(callable_o) &
_Py_METH_CALL_FLAGS) != METH_O);
int total_args = oparg;
if (!PyStackRef_IsNull(self_or_null)) {
total_args++;
}
EXIT_IF(total_args != 1);
}
op(_CALL_BUILTIN_O, (callable, self_or_null, args[oparg] -- res, c, s)) {
/* Builtin METH_O functions */
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
if (!PyStackRef_IsNull(self_or_null)) {
args--;
}
STAT_INC(CALL, hit);
PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable_o);
_PyStackRef arg = args[0];
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));
if (res_o == NULL) {
ERROR_NO_POP();
}
c = callable;
s = args[0];
INPUTS_DEAD();
res = PyStackRef_FromPyObjectSteal(res_o);
}
macro(CALL_BUILTIN_O) =
_RECORD_CALLABLE +
unused/1 +
unused/2 +
_GUARD_CALLABLE_BUILTIN_O +
_CHECK_RECURSION_LIMIT +
_CALL_BUILTIN_O +
POP_TOP +
POP_TOP +
_CHECK_PERIODIC_AT_END;
op(_GUARD_CALLABLE_BUILTIN_FAST, (callable, unused, unused[oparg] -- callable, unused, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(!PyCFunction_CheckExact(callable_o));
EXIT_IF((PyCFunction_GET_FLAGS(callable_o) &
_Py_METH_CALL_FLAGS) != METH_FASTCALL);
}
op(_CALL_BUILTIN_FAST, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
/* Builtin METH_FASTCALL functions, without keywords */
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
STAT_INC(CALL, hit);
PyObject *res_o = _Py_BuiltinCallFast_StackRef(
callable,
arguments,
total_args
);
if (res_o == NULL) {
ERROR_NO_POP();
}
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectSteal(res_o);
PyStackRef_CLOSE(temp);
}
macro(CALL_BUILTIN_FAST) =
_RECORD_CALLABLE +
unused/1 +
unused/2 +
_GUARD_CALLABLE_BUILTIN_FAST +
_CALL_BUILTIN_FAST +
_POP_TOP_OPARG +
POP_TOP +
_CHECK_PERIODIC_AT_END;
op(_GUARD_CALLABLE_BUILTIN_FAST_WITH_KEYWORDS, (callable, unused, unused[oparg] -- callable, unused, unused[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(!PyCFunction_CheckExact(callable_o));
EXIT_IF((PyCFunction_GET_FLAGS(callable_o) &
_Py_METH_CALL_FLAGS) != (METH_FASTCALL | METH_KEYWORDS));
}
op(_CALL_BUILTIN_FAST_WITH_KEYWORDS, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
/* Builtin METH_FASTCALL | METH_KEYWORDS functions */
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
STAT_INC(CALL, hit);
PyObject *res_o = _Py_BuiltinCallFastWithKeywords_StackRef(callable, arguments, total_args);
if (res_o == NULL) {
ERROR_NO_POP();
}
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectSteal(res_o);
PyStackRef_CLOSE(temp);
}
macro(CALL_BUILTIN_FAST_WITH_KEYWORDS) =
_RECORD_CALLABLE +
unused/1 +
unused/2 +
_GUARD_CALLABLE_BUILTIN_FAST_WITH_KEYWORDS +
_CALL_BUILTIN_FAST_WITH_KEYWORDS +
_POP_TOP_OPARG +
POP_TOP +
_CHECK_PERIODIC_AT_END;
macro(CALL_LEN) =
unused/1 +
unused/2 +
_GUARD_NOS_NULL +
_GUARD_CALLABLE_LEN +
_CALL_LEN +
POP_TOP +
POP_TOP;
op(_GUARD_CALLABLE_LEN, (callable, unused, unused -- callable, unused, unused)){
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyInterpreterState *interp = tstate->interp;
EXIT_IF(callable_o != interp->callable_cache.len);
}
op(_CALL_LEN, (callable, null, arg -- res, a, c)) {
/* len(o) */
STAT_INC(CALL, hit);
PyObject *arg_o = PyStackRef_AsPyObjectBorrow(arg);
Py_ssize_t len_i = PyObject_Length(arg_o);
if (len_i < 0) {
ERROR_NO_POP();
}
PyObject *res_o = PyLong_FromSsize_t(len_i);
assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res_o == NULL) {
ERROR_NO_POP();
}
a = arg;
c = callable;
INPUTS_DEAD();
res = PyStackRef_FromPyObjectSteal(res_o);
}
op(_GUARD_CALLABLE_ISINSTANCE, (callable, unused, unused, unused -- callable, unused, unused, unused)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyInterpreterState *interp = tstate->interp;
EXIT_IF(callable_o != interp->callable_cache.isinstance);
}
op(_CALL_ISINSTANCE, (callable, null, instance, cls -- res)) {
/* isinstance(o, o2) */
STAT_INC(CALL, hit);
PyObject *inst_o = PyStackRef_AsPyObjectBorrow(instance);
PyObject *cls_o = PyStackRef_AsPyObjectBorrow(cls);
int retval = PyObject_IsInstance(inst_o, cls_o);
if (retval < 0) {
ERROR_NO_POP();
}
(void)null; // Silence compiler warnings about unused variables
PyStackRef_CLOSE(cls);
PyStackRef_CLOSE(instance);
DEAD(null);
PyStackRef_CLOSE(callable);
res = retval ? PyStackRef_True : PyStackRef_False;
assert((!PyStackRef_IsNull(res)) ^ (_PyErr_Occurred(tstate) != NULL));
}
macro(CALL_ISINSTANCE) =
unused/1 +
unused/2 +
_GUARD_THIRD_NULL +
_GUARD_CALLABLE_ISINSTANCE +
_CALL_ISINSTANCE;
macro(CALL_LIST_APPEND) =
unused/1 +
unused/2 +
_GUARD_CALLABLE_LIST_APPEND +
_GUARD_NOS_NOT_NULL +
_GUARD_NOS_LIST +
_CALL_LIST_APPEND +
POP_TOP +
POP_TOP;
op(_GUARD_CALLABLE_LIST_APPEND, (callable, unused, unused -- callable, unused, unused)){
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyInterpreterState *interp = tstate->interp;
EXIT_IF(callable_o != interp->callable_cache.list_append);
}
op(_CALL_LIST_APPEND, (callable, self, arg -- none, c, s)) {
assert(oparg == 1);
PyObject *self_o = PyStackRef_AsPyObjectBorrow(self);
DEOPT_IF(!LOCK_OBJECT(self_o));
STAT_INC(CALL, hit);
int err = _PyList_AppendTakeRef((PyListObject *)self_o, PyStackRef_AsPyObjectSteal(arg));
UNLOCK_OBJECT(self_o);
if (err) {
ERROR_NO_POP();
}
c = callable;
s = self;
DEAD(callable);
DEAD(self);
none = PyStackRef_None;
}
op(_GUARD_CALLABLE_METHOD_DESCRIPTOR_O, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o;
EXIT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type));
EXIT_IF((method->d_method->ml_flags & _Py_METH_CALL_FLAGS) !=
METH_O);
int total_args = oparg;
if (!PyStackRef_IsNull(self_or_null)) {
total_args++;
}
EXIT_IF(total_args != 2);
PyObject *self = PyStackRef_AsPyObjectBorrow(
PyStackRef_IsNull(self_or_null) ? args[0] : self_or_null);
EXIT_IF(!Py_IS_TYPE(self, method->d_common.d_type));
}
op(_CALL_METHOD_DESCRIPTOR_O, (callable, self_or_null, args[oparg] -- res, c, s, a)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
}
STAT_INC(CALL, hit);
PyCFunction cfunc = method->d_method->ml_meth;
PyObject *self = PyStackRef_AsPyObjectBorrow(arguments[0]);
PyObject *arg = PyStackRef_AsPyObjectBorrow(arguments[1]);
PyObject *res_o = _PyCFunction_TrampolineCall(cfunc, self, arg);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res_o == NULL) {
ERROR_NO_POP();
}
c = callable;
s = arguments[0];
a = arguments[1];
INPUTS_DEAD();
res = PyStackRef_FromPyObjectSteal(res_o);
}
op(_CHECK_RECURSION_LIMIT, ( -- )) {
EXIT_IF(_Py_ReachedRecursionLimit(tstate));
}
tier2 op(_CALL_METHOD_DESCRIPTOR_O_INLINE, (callable, args[oparg], cfunc/4 -- res, c, s, a)) {
assert(oparg == 2);
STAT_INC(CALL, hit);
volatile PyCFunction cfunc_v = (PyCFunction)cfunc;
PyObject *self = PyStackRef_AsPyObjectBorrow(args[0]);
PyObject *arg = PyStackRef_AsPyObjectBorrow(args[1]);
PyObject *res_o = _PyCFunction_TrampolineCall(cfunc_v, self, arg);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res_o == NULL) {
ERROR_NO_POP();
}
c = callable;
s = args[0];
a = args[1];
INPUTS_DEAD();
res = PyStackRef_FromPyObjectSteal(res_o);
}
macro(CALL_METHOD_DESCRIPTOR_O) =
_RECORD_CALLABLE +
unused/1 +
unused/2 +
_GUARD_CALLABLE_METHOD_DESCRIPTOR_O +
_CHECK_RECURSION_LIMIT +
_CALL_METHOD_DESCRIPTOR_O +
POP_TOP +
POP_TOP +
POP_TOP +
_CHECK_PERIODIC_AT_END;
op(_GUARD_CALLABLE_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o;
EXIT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type));
EXIT_IF((method->d_method->ml_flags & _Py_METH_CALL_FLAGS) !=
(METH_FASTCALL | METH_KEYWORDS));
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
EXIT_IF(total_args == 0);
PyObject *self = PyStackRef_AsPyObjectBorrow(arguments[0]);
EXIT_IF(!Py_IS_TYPE(self, method->d_common.d_type));
}
op(_CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o;
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
PyObject *self = PyStackRef_AsPyObjectBorrow(arguments[0]);
assert(self != NULL);
STAT_INC(CALL, hit);
PyCFunctionFastWithKeywords cfunc = _PyCFunctionFastWithKeywords_CAST(method->d_method->ml_meth);
PyObject *res_o = _PyCallMethodDescriptorFastWithKeywords_StackRef(
callable,
cfunc,
self,
arguments,
total_args
);
if (res_o == NULL) {
ERROR_NO_POP();
}
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectSteal(res_o);
PyStackRef_CLOSE(temp);
}
tier2 op(_CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS_INLINE, (callable, self_st, args[oparg], cfunc/4 -- callable, self_st, args[oparg])) {
PyObject *self = PyStackRef_AsPyObjectBorrow(self_st);
STAT_INC(CALL, hit);
volatile PyCFunctionFastWithKeywords cfunc_v = _PyCFunctionFastWithKeywords_CAST(cfunc);
PyObject *res_o = _PyCallMethodDescriptorFastWithKeywords_StackRef(
callable,
cfunc_v,
self,
args - 1,
oparg + 1
);
if (res_o == NULL) {
ERROR_NO_POP();
}
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectSteal(res_o);
PyStackRef_CLOSE(temp);
}
macro(CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS) =
_RECORD_CALLABLE +
unused/1 +
unused/2 +
_GUARD_CALLABLE_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS +
_CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS +
_POP_TOP_OPARG +
POP_TOP +
_CHECK_PERIODIC_AT_END;
op(_GUARD_CALLABLE_METHOD_DESCRIPTOR_NOARGS, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o;
EXIT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type));
EXIT_IF((method->d_method->ml_flags & _Py_METH_CALL_FLAGS) !=
METH_NOARGS);
int total_args = oparg;
if (!PyStackRef_IsNull(self_or_null)) {
total_args++;
}
EXIT_IF(total_args != 1);
PyObject *self = PyStackRef_AsPyObjectBorrow(
PyStackRef_IsNull(self_or_null) ? args[0] : self_or_null);
EXIT_IF(!Py_IS_TYPE(self, method->d_common.d_type));
}
op(_CALL_METHOD_DESCRIPTOR_NOARGS, (callable, self_or_null, args[oparg] -- res, c, s)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o;
assert(oparg == 1 || !PyStackRef_IsNull(self_or_null));
if (!PyStackRef_IsNull(self_or_null)) {
args--;
}
_PyStackRef self_stackref = args[0];
PyObject *self = PyStackRef_AsPyObjectBorrow(self_stackref);
STAT_INC(CALL, hit);
PyCFunction cfunc = method->d_method->ml_meth;
PyObject *res_o = _PyCFunction_TrampolineCall(cfunc, self, NULL);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res_o == NULL) {
ERROR_NO_POP();
}
c = callable;
s = args[0];
INPUTS_DEAD();
res = PyStackRef_FromPyObjectSteal(res_o);
}
tier2 op(_CALL_METHOD_DESCRIPTOR_NOARGS_INLINE, (callable, args[oparg], cfunc/4 -- res, c, s)) {
assert(oparg == 1);
_PyStackRef self_stackref = args[0];
PyObject *self = PyStackRef_AsPyObjectBorrow(self_stackref);
STAT_INC(CALL, hit);
volatile PyCFunction cfunc_v = (PyCFunction)cfunc;
PyObject *res_o = _PyCFunction_TrampolineCall(cfunc_v, self, NULL);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res_o != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res_o == NULL) {
ERROR_NO_POP();
}
c = callable;
s = args[0];
INPUTS_DEAD();
res = PyStackRef_FromPyObjectSteal(res_o);
}
macro(CALL_METHOD_DESCRIPTOR_NOARGS) =
_RECORD_CALLABLE +
unused/1 +
unused/2 +
_GUARD_CALLABLE_METHOD_DESCRIPTOR_NOARGS +
_CHECK_RECURSION_LIMIT +
_CALL_METHOD_DESCRIPTOR_NOARGS +
POP_TOP +
POP_TOP +
_CHECK_PERIODIC_AT_END;
op(_GUARD_CALLABLE_METHOD_DESCRIPTOR_FAST, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o;
/* Builtin METH_FASTCALL methods, without keywords */
EXIT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type));
EXIT_IF((method->d_method->ml_flags & _Py_METH_CALL_FLAGS) !=
METH_FASTCALL);
int total_args = oparg;
if (!PyStackRef_IsNull(self_or_null)) {
total_args++;
}
EXIT_IF(total_args == 0);
PyObject *self = PyStackRef_AsPyObjectBorrow(
PyStackRef_IsNull(self_or_null) ? args[0] : self_or_null);
EXIT_IF(!Py_IS_TYPE(self, method->d_common.d_type));
}
op(_CALL_METHOD_DESCRIPTOR_FAST, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable_o;
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
PyObject *self = PyStackRef_AsPyObjectBorrow(arguments[0]);
assert(self != NULL);
STAT_INC(CALL, hit);
PyCFunctionFast cfunc = _PyCFunctionFast_CAST(method->d_method->ml_meth);
PyObject *res_o = _PyCallMethodDescriptorFast_StackRef(
callable,
cfunc,
self,
arguments,
total_args
);
if (res_o == NULL) {
ERROR_NO_POP();
}
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectSteal(res_o);
PyStackRef_CLOSE(temp);
}
tier2 op(_CALL_METHOD_DESCRIPTOR_FAST_INLINE, (callable, self_st, args[oparg], cfunc/4 -- callable, self_st, args[oparg])) {
PyObject *self = PyStackRef_AsPyObjectBorrow(self_st);
assert(self != NULL);
STAT_INC(CALL, hit);
volatile PyCFunctionFast cfunc_v = _PyCFunctionFast_CAST(cfunc);
PyObject *res_o = _PyCallMethodDescriptorFast_StackRef(
callable,
cfunc_v,
self,
args - 1,
oparg + 1
);
if (res_o == NULL) {
ERROR_NO_POP();
}
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectSteal(res_o);
PyStackRef_CLOSE(temp);
}
macro(CALL_METHOD_DESCRIPTOR_FAST) =
unused/1 +
unused/2 +
_GUARD_CALLABLE_METHOD_DESCRIPTOR_FAST +
_CALL_METHOD_DESCRIPTOR_FAST +
_POP_TOP_OPARG +
POP_TOP +
_CHECK_PERIODIC_AT_END;
// Cache layout: counter/1, func_version/2
family(CALL_KW, INLINE_CACHE_ENTRIES_CALL_KW) = {
CALL_KW_BOUND_METHOD,
CALL_KW_PY,
CALL_KW_NON_PY,
};
op(_MONITOR_CALL_KW, (callable, self_or_null, args[oparg], unused -- callable, self_or_null, args[oparg], unused)) {
int is_meth = !PyStackRef_IsNull(self_or_null);
PyObject *arg;
if (is_meth) {
arg = PyStackRef_AsPyObjectBorrow(self_or_null);
}
else if (args) {
arg = PyStackRef_AsPyObjectBorrow(args[0]);
}
else {
arg = &_PyInstrumentation_MISSING;
}
PyObject *function = PyStackRef_AsPyObjectBorrow(callable);
int err = _Py_call_instrumentation_2args(
tstate, PY_MONITORING_EVENT_CALL,
frame, this_instr, function, arg);
ERROR_IF(err);
}
op(_MAYBE_EXPAND_METHOD_KW, (callable, self_or_null, unused[oparg], unused -- callable, self_or_null, unused[oparg], unused)) {
if (PyStackRef_TYPE(callable) == &PyMethod_Type && PyStackRef_IsNull(self_or_null)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyObject *self = ((PyMethodObject *)callable_o)->im_self;
self_or_null = PyStackRef_FromPyObjectNew(self);
PyObject *method = ((PyMethodObject *)callable_o)->im_func;
_PyStackRef temp = callable;
callable = PyStackRef_FromPyObjectNew(method);
PyStackRef_CLOSE(temp);
}
}
op(_DO_CALL_KW, (callable, self_or_null, args[oparg], kwnames -- res)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
PyObject *kwnames_o = PyStackRef_AsPyObjectBorrow(kwnames);
// oparg counts all of the args, but *not* self:
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
int positional_args = total_args - (int)PyTuple_GET_SIZE(kwnames_o);
// Check if the call can be inlined or not
if (Py_TYPE(callable_o) == &PyFunction_Type &&
!IS_PEP523_HOOKED(tstate) &&
((PyFunctionObject *)callable_o)->vectorcall == _PyFunction_Vectorcall)
{
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));
_PyInterpreterFrame *new_frame = _PyEvalFramePushAndInit(
tstate, callable, locals,
arguments, positional_args, kwnames_o, frame
);
DEAD(args);
DEAD(self_or_null);
DEAD(callable);
PyStackRef_CLOSE(kwnames);
// Sync stack explicitly since we leave using DISPATCH_INLINED().
SYNC_SP();
// The frame has stolen all the arguments from the stack,
// so there is no need to clean them up.
if (new_frame == NULL) {
ERROR_NO_POP();
}
assert(INSTRUCTION_SIZE == 1 + INLINE_CACHE_ENTRIES_CALL_KW);
frame->return_offset = INSTRUCTION_SIZE;
DISPATCH_INLINED(new_frame);
}
PyObject* res_o = _Py_VectorCallInstrumentation_StackRefSteal(
callable,
arguments,
total_args,
kwnames,
opcode == INSTRUMENTED_CALL_KW,
frame,
this_instr,
tstate);
DEAD(kwnames);
DEAD(args);
DEAD(self_or_null);
DEAD(callable);
ERROR_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
}
op(_PY_FRAME_KW, (callable, self_or_null, args[oparg], kwnames -- new_frame)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
// oparg counts all of the args, but *not* self:
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
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));
_PyInterpreterFrame *temp = _PyEvalFramePushAndInit(
tstate, callable, locals,
arguments, 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.
DEAD(args);
DEAD(self_or_null);
DEAD(callable);
SYNC_SP();
ERROR_IF(temp == NULL);
new_frame = PyStackRef_Wrap(temp);
}
op(_CHECK_FUNCTION_VERSION_KW, (func_version/2, callable, unused, unused[oparg], unused -- callable, unused, unused[oparg], unused)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(!PyFunction_Check(callable_o));
PyFunctionObject *func = (PyFunctionObject *)callable_o;
EXIT_IF(func->func_version != func_version);
}
macro(CALL_KW_PY) =
_RECORD_CALLABLE_KW +
unused/1 + // Skip over the counter
_CHECK_PEP_523 +
_CHECK_FUNCTION_VERSION_KW +
_CHECK_RECURSION_REMAINING +
_PY_FRAME_KW +
_SAVE_RETURN_OFFSET +
_PUSH_FRAME;
op(_CHECK_METHOD_VERSION_KW, (func_version/2, callable, null, unused[oparg], unused -- callable, null, unused[oparg], unused)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(Py_TYPE(callable_o) != &PyMethod_Type);
PyObject *func = ((PyMethodObject *)callable_o)->im_func;
EXIT_IF(!PyFunction_Check(func));
EXIT_IF(((PyFunctionObject *)func)->func_version != func_version);
EXIT_IF(!PyStackRef_IsNull(null));
}
op(_EXPAND_METHOD_KW, (callable, self_or_null, unused[oparg], unused -- callable, self_or_null, unused[oparg], unused)) {
assert(PyStackRef_IsNull(self_or_null));
_PyStackRef callable_s = callable;
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
assert(Py_TYPE(callable_o) == &PyMethod_Type);
self_or_null = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_self);
callable = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_func);
assert(PyStackRef_FunctionCheck(callable));
PyStackRef_CLOSE(callable_s);
}
macro(CALL_KW_BOUND_METHOD) =
_RECORD_CALLABLE_KW +
unused/1 + // Skip over the counter
_CHECK_PEP_523 +
_CHECK_METHOD_VERSION_KW +
_EXPAND_METHOD_KW +
flush + // so that self is in the argument array
_PY_FRAME_KW +
_SAVE_RETURN_OFFSET +
_PUSH_FRAME;
specializing op(_SPECIALIZE_CALL_KW, (counter/1, callable, self_or_null, unused[oparg], unused -- callable, self_or_null, unused[oparg], unused)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_CallKw(callable, next_instr, oparg + !PyStackRef_IsNull(self_or_null));
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(CALL_KW);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
macro(CALL_KW) =
_SPECIALIZE_CALL_KW +
unused/2 +
_MAYBE_EXPAND_METHOD_KW +
_DO_CALL_KW;
macro(INSTRUMENTED_CALL_KW) =
counter/1 +
unused/2 +
_MAYBE_EXPAND_METHOD_KW +
_MONITOR_CALL_KW +
_DO_CALL_KW;
op(_CHECK_IS_NOT_PY_CALLABLE_KW, (callable, unused, unused[oparg], unused -- callable, unused, unused[oparg], unused)) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
EXIT_IF(PyFunction_Check(callable_o));
EXIT_IF(Py_TYPE(callable_o) == &PyMethod_Type);
}
op(_CALL_KW_NON_PY, (callable, self_or_null, args[oparg], kwnames -- res)) {
#if TIER_ONE
assert(opcode != INSTRUMENTED_CALL);
#endif
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
PyObject *res_o = _Py_VectorCall_StackRefSteal(
callable,
arguments,
total_args,
kwnames);
DEAD(kwnames);
DEAD(args);
DEAD(self_or_null);
DEAD(callable);
ERROR_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
}
macro(CALL_KW_NON_PY) =
unused/1 + // Skip over the counter
unused/2 +
_CHECK_IS_NOT_PY_CALLABLE_KW +
_CALL_KW_NON_PY +
_CHECK_PERIODIC_AT_END;
family(CALL_FUNCTION_EX, INLINE_CACHE_ENTRIES_CALL_FUNCTION_EX) = {
CALL_EX_PY,
CALL_EX_NON_PY_GENERAL,
};
op(_MAKE_CALLARGS_A_TUPLE, (func, unused, callargs, kwargs -- func, unused, callargs, kwargs)) {
PyObject *callargs_o = PyStackRef_AsPyObjectBorrow(callargs);
if (!PyTuple_CheckExact(callargs_o)) {
int err = _Py_Check_ArgsIterable(tstate, PyStackRef_AsPyObjectBorrow(func), callargs_o);
if (err < 0) {
ERROR_NO_POP();
}
PyObject *tuple_o = PySequence_Tuple(callargs_o);
if (tuple_o == NULL) {
ERROR_NO_POP();
}
_PyStackRef temp = callargs;
callargs = PyStackRef_FromPyObjectSteal(tuple_o);
PyStackRef_CLOSE(temp);
}
}
op(_DO_CALL_FUNCTION_EX, (func_st, null, callargs_st, kwargs_st -- result)) {
(void)null;
PyObject *func = PyStackRef_AsPyObjectBorrow(func_st);
// DICT_MERGE is called before this opcode if there are kwargs.
// It converts all dict subtypes in kwargs into regular dicts.
EVAL_CALL_STAT_INC_IF_FUNCTION(EVAL_CALL_FUNCTION_EX, func);
PyObject *result_o;
assert(!_PyErr_Occurred(tstate));
if (opcode == INSTRUMENTED_CALL_FUNCTION_EX) {
PyObject *callargs = PyStackRef_AsPyObjectBorrow(callargs_st);
PyObject *kwargs = PyStackRef_AsPyObjectBorrow(kwargs_st);
assert(kwargs == NULL || PyDict_CheckExact(kwargs));
assert(PyTuple_CheckExact(callargs));
PyObject *arg = PyTuple_GET_SIZE(callargs) > 0 ?
PyTuple_GET_ITEM(callargs, 0) : &_PyInstrumentation_MISSING;
int err = _Py_call_instrumentation_2args(
tstate, PY_MONITORING_EVENT_CALL,
frame, this_instr, func, arg);
if (err) {
ERROR_NO_POP();
}
result_o = PyObject_Call(func, callargs, kwargs);
if (!PyFunction_Check(func) && !PyMethod_Check(func)) {
if (result_o == NULL) {
_Py_call_instrumentation_exc2(
tstate, PY_MONITORING_EVENT_C_RAISE,
frame, this_instr, func, arg);
}
else {
int err = _Py_call_instrumentation_2args(
tstate, PY_MONITORING_EVENT_C_RETURN,
frame, this_instr, func, arg);
if (err < 0) {
Py_CLEAR(result_o);
}
}
}
}
else {
if (Py_TYPE(func) == &PyFunction_Type &&
!IS_PEP523_HOOKED(tstate) &&
((PyFunctionObject *)func)->vectorcall == _PyFunction_Vectorcall) {
PyObject *callargs = PyStackRef_AsPyObjectSteal(callargs_st);
assert(PyTuple_CheckExact(callargs));
PyObject *kwargs = PyStackRef_IsNull(kwargs_st) ? NULL : PyStackRef_AsPyObjectSteal(kwargs_st);
assert(kwargs == NULL || PyDict_CheckExact(kwargs));
Py_ssize_t nargs = PyTuple_GET_SIZE(callargs);
int code_flags = ((PyCodeObject *)PyFunction_GET_CODE(func))->co_flags;
PyObject *locals = code_flags & CO_OPTIMIZED ? NULL : Py_NewRef(PyFunction_GET_GLOBALS(func));
_PyInterpreterFrame *new_frame = _PyEvalFramePushAndInit_Ex(
tstate, func_st, locals,
nargs, callargs, kwargs, frame);
// Need to sync the stack since we exit with DISPATCH_INLINED.
INPUTS_DEAD();
SYNC_SP();
if (new_frame == NULL) {
ERROR_NO_POP();
}
assert(INSTRUCTION_SIZE == 1 + INLINE_CACHE_ENTRIES_CALL_FUNCTION_EX);
frame->return_offset = INSTRUCTION_SIZE;
DISPATCH_INLINED(new_frame);
}
PyObject *callargs = PyStackRef_AsPyObjectBorrow(callargs_st);
assert(PyTuple_CheckExact(callargs));
PyObject *kwargs = PyStackRef_AsPyObjectBorrow(kwargs_st);
assert(kwargs == NULL || PyDict_CheckExact(kwargs));
result_o = PyObject_Call(func, callargs, kwargs);
}
PyStackRef_XCLOSE(kwargs_st);
PyStackRef_CLOSE(callargs_st);
DEAD(null);
PyStackRef_CLOSE(func_st);
ERROR_IF(result_o == NULL);
result = PyStackRef_FromPyObjectSteal(result_o);
}
specializing op(_SPECIALIZE_CALL_FUNCTION_EX, (counter/1, func, unused, unused, unused -- func, unused, unused, unused)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_CallFunctionEx(func, next_instr);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(CALL_FUNCTION_EX);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
}
macro(CALL_FUNCTION_EX) =
_SPECIALIZE_CALL_FUNCTION_EX +
_MAKE_CALLARGS_A_TUPLE +
_DO_CALL_FUNCTION_EX +
_CHECK_PERIODIC_AT_END;
op(_CHECK_IS_PY_CALLABLE_EX, (func_st, unused, unused, unused -- func_st, unused, unused, unused)) {
PyObject *func = PyStackRef_AsPyObjectBorrow(func_st);
EXIT_IF(Py_TYPE(func) != &PyFunction_Type);
EXIT_IF(((PyFunctionObject *)func)->vectorcall != _PyFunction_Vectorcall);
}
op(_PY_FRAME_EX, (func_st, null, callargs_st, kwargs_st -- ex_frame)) {
PyObject *func = PyStackRef_AsPyObjectBorrow(func_st);
PyObject *callargs = PyStackRef_AsPyObjectSteal(callargs_st);
assert(PyTuple_CheckExact(callargs));
assert(Py_TYPE(func) == &PyFunction_Type);
assert(((PyFunctionObject *)func)->vectorcall == _PyFunction_Vectorcall);
PyObject *kwargs = PyStackRef_IsNull(kwargs_st) ? NULL : PyStackRef_AsPyObjectSteal(kwargs_st);
assert(kwargs == NULL || PyDict_CheckExact(kwargs));
Py_ssize_t nargs = PyTuple_GET_SIZE(callargs);
int code_flags = ((PyCodeObject *)PyFunction_GET_CODE(func))->co_flags;
PyObject *locals = code_flags & CO_OPTIMIZED ? NULL : Py_NewRef(PyFunction_GET_GLOBALS(func));
_PyInterpreterFrame *new_frame = _PyEvalFramePushAndInit_Ex(
tstate, func_st, locals,
nargs, callargs, kwargs, frame);
INPUTS_DEAD();
SYNC_SP();
if (new_frame == NULL) {
ERROR_NO_POP();
}
ex_frame = PyStackRef_Wrap(new_frame);
}
macro(CALL_EX_PY) =
_RECORD_4OS +
unused/1 +
_CHECK_PEP_523 +
_MAKE_CALLARGS_A_TUPLE +
_CHECK_IS_PY_CALLABLE_EX +
_PY_FRAME_EX +
_SAVE_RETURN_OFFSET +
_PUSH_FRAME;
op(_CHECK_IS_NOT_PY_CALLABLE_EX, (func_st, unused, unused, unused -- func_st, unused, unused, unused)) {
PyObject *func = PyStackRef_AsPyObjectBorrow(func_st);
EXIT_IF(Py_TYPE(func) == &PyFunction_Type && ((PyFunctionObject *)func)->vectorcall == _PyFunction_Vectorcall);
}
op(_CALL_FUNCTION_EX_NON_PY_GENERAL, (func_st, null, callargs_st, kwargs_st -- result)) {
PyObject *func = PyStackRef_AsPyObjectBorrow(func_st);
PyObject *callargs = PyStackRef_AsPyObjectBorrow(callargs_st);
(void)null;
assert(PyTuple_CheckExact(callargs));
PyObject *kwargs = PyStackRef_AsPyObjectBorrow(kwargs_st);
assert(kwargs == NULL || PyDict_CheckExact(kwargs));
PyObject *result_o = PyObject_Call(func, callargs, kwargs);
PyStackRef_XCLOSE(kwargs_st);
PyStackRef_CLOSE(callargs_st);
DEAD(null);
PyStackRef_CLOSE(func_st);
ERROR_IF(result_o == NULL);
result = PyStackRef_FromPyObjectSteal(result_o);
}
macro(CALL_EX_NON_PY_GENERAL) =
unused/1 +
_CHECK_IS_NOT_PY_CALLABLE_EX +
_MAKE_CALLARGS_A_TUPLE +
_CALL_FUNCTION_EX_NON_PY_GENERAL +
_CHECK_PERIODIC_AT_END;
macro(INSTRUMENTED_CALL_FUNCTION_EX) =
unused/1 +
_MAKE_CALLARGS_A_TUPLE +
_DO_CALL_FUNCTION_EX +
_CHECK_PERIODIC_AT_END;
op(_MAKE_FUNCTION, (codeobj_st -- func, co)) {
PyObject *codeobj = PyStackRef_AsPyObjectBorrow(codeobj_st);
PyFunctionObject *func_obj = (PyFunctionObject *)
PyFunction_New(codeobj, GLOBALS());
if (func_obj == NULL) {
ERROR_NO_POP();
}
co = codeobj_st;
DEAD(codeobj_st);
_PyFunction_SetVersion(
func_obj, ((PyCodeObject *)codeobj)->co_version);
func = PyStackRef_FromPyObjectSteal((PyObject *)func_obj);
}
macro(MAKE_FUNCTION) = _MAKE_FUNCTION + POP_TOP;
inst(SET_FUNCTION_ATTRIBUTE, (attr_st, func_in -- func_out)) {
PyObject *func = PyStackRef_AsPyObjectBorrow(func_in);
PyObject *attr = PyStackRef_AsPyObjectSteal(attr_st);
func_out = func_in;
DEAD(func_in);
assert(PyFunction_Check(func));
size_t offset = _Py_FunctionAttributeOffsets[oparg];
assert(offset != 0);
PyObject **ptr = (PyObject **)(((char *)func) + offset);
assert(*ptr == NULL);
*ptr = attr;
}
inst(RETURN_GENERATOR, (-- res)) {
assert(PyStackRef_FunctionCheck(frame->f_funcobj));
PyFunctionObject *func = (PyFunctionObject *)PyStackRef_AsPyObjectBorrow(frame->f_funcobj);
PyGenObject *gen = (PyGenObject *)_Py_MakeCoro(func);
ERROR_IF(gen == NULL);
assert(STACK_LEVEL() <= 2);
SAVE_STACK();
_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);
_PyInterpreterFrame *prev = frame->previous;
_PyThreadState_UpdateLastProfiledFrame(tstate, frame, prev);
_PyThreadState_PopFrame(tstate, frame);
frame = tstate->current_frame = prev;
LOAD_IP(frame->return_offset);
RELOAD_STACK();
res = PyStackRef_FromPyObjectStealMortal((PyObject *)gen);
LLTRACE_RESUME_FRAME();
}
inst(BUILD_SLICE, (args[oparg] -- slice)) {
PyObject *start_o = PyStackRef_AsPyObjectBorrow(args[0]);
PyObject *stop_o = PyStackRef_AsPyObjectBorrow(args[1]);
PyObject *step_o = oparg == 3 ? PyStackRef_AsPyObjectBorrow(args[2]) : NULL;
PyObject *slice_o = PySlice_New(start_o, stop_o, step_o);
DECREF_INPUTS();
ERROR_IF(slice_o == NULL);
slice = PyStackRef_FromPyObjectStealMortal(slice_o);
}
inst(CONVERT_VALUE, (value -- result)) {
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);
ERROR_IF(result_o == NULL);
result = PyStackRef_FromPyObjectSteal(result_o);
}
inst(FORMAT_SIMPLE, (value -- res)) {
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)) {
PyObject *res_o = PyObject_Format(value_o, NULL);
PyStackRef_CLOSE(value);
ERROR_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
}
else {
res = value;
DEAD(value);
}
}
inst(FORMAT_WITH_SPEC, (value, fmt_spec -- res)) {
PyObject *res_o = PyObject_Format(PyStackRef_AsPyObjectBorrow(value), PyStackRef_AsPyObjectBorrow(fmt_spec));
DECREF_INPUTS();
ERROR_IF(res_o == NULL);
res = PyStackRef_FromPyObjectSteal(res_o);
}
pure replicate(1:4) inst(COPY, (bottom, unused[oparg-1] -- bottom, unused[oparg-1], top)) {
top = PyStackRef_DUP(bottom);
}
specializing op(_SPECIALIZE_BINARY_OP, (counter/1, lhs, rhs -- lhs, rhs)) {
#if ENABLE_SPECIALIZATION
if (ADAPTIVE_COUNTER_TRIGGERS(counter)) {
next_instr = this_instr;
_Py_Specialize_BinaryOp(lhs, rhs, next_instr, oparg, LOCALS_ARRAY);
DISPATCH_SAME_OPARG();
}
OPCODE_DEFERRED_INC(BINARY_OP);
ADVANCE_ADAPTIVE_COUNTER(this_instr[1].counter);
#endif /* ENABLE_SPECIALIZATION */
assert(NB_ADD <= oparg);
assert(oparg <= NB_OPARG_LAST);
}
op(_BINARY_OP, (lhs, rhs -- res, l, r)) {
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);
if (res_o == NULL) {
ERROR_NO_POP();
}
res = PyStackRef_FromPyObjectSteal(res_o);
l = lhs;
r = rhs;
DEAD(lhs);
DEAD(rhs);
}
macro(BINARY_OP) = _SPECIALIZE_BINARY_OP + _RECORD_TOS_TYPE + _RECORD_NOS_TYPE + unused/4 + _BINARY_OP + POP_TOP + POP_TOP;
pure replicate(2:4) inst(SWAP, (bottom, unused[oparg-2], top --
bottom, unused[oparg-2], top)) {
_PyStackRef temp = bottom;
bottom = top;
top = temp;
}
inst(INSTRUMENTED_LINE, ( -- )) {
int original_opcode = 0;
if (tstate->tracing) {
PyCodeObject *code = _PyFrame_GetCode(frame);
int index = (int)(this_instr - _PyFrame_GetBytecode(frame));
original_opcode = code->_co_monitoring->lines->data[index*code->_co_monitoring->lines->bytes_per_entry];
next_instr = this_instr;
} else {
original_opcode = _Py_call_instrumentation_line(
tstate, frame, this_instr, prev_instr);
RELOAD_STACK();
if (original_opcode < 0) {
next_instr = this_instr+1;
goto error;
}
next_instr = frame->instr_ptr;
if (next_instr != this_instr) {
DISPATCH();
}
}
if (_PyOpcode_Caches[original_opcode]) {
_PyBinaryOpCache *cache = (_PyBinaryOpCache *)(next_instr+1);
/* Prevent the underlying instruction from specializing
* and overwriting the instrumentation. */
PAUSE_ADAPTIVE_COUNTER(cache->counter);
}
opcode = original_opcode;
PRE_DISPATCH_GOTO();
DISPATCH_GOTO();
}
inst(INSTRUMENTED_INSTRUCTION, ( -- )) {
int next_opcode = _Py_call_instrumentation_instruction(
tstate, frame, this_instr);
ERROR_IF(next_opcode < 0);
next_instr = this_instr;
if (_PyOpcode_Caches[next_opcode]) {
PAUSE_ADAPTIVE_COUNTER(next_instr[1].counter);
}
assert(next_opcode > 0 && next_opcode < 256);
opcode = next_opcode;
DISPATCH_GOTO();
}
inst(INSTRUMENTED_JUMP_FORWARD, ( -- )) {
INSTRUMENTED_JUMP(this_instr, next_instr + oparg, PY_MONITORING_EVENT_JUMP);
}
op(_MONITOR_JUMP_BACKWARD, (-- )) {
INSTRUMENTED_JUMP(this_instr, next_instr - oparg, PY_MONITORING_EVENT_JUMP);
}
inst(INSTRUMENTED_NOT_TAKEN, ( -- )) {
(void)this_instr; // INSTRUMENTED_JUMP requires this_instr
INSTRUMENTED_JUMP(prev_instr, next_instr, PY_MONITORING_EVENT_BRANCH_LEFT);
}
macro(INSTRUMENTED_JUMP_BACKWARD) =
unused/1 +
_CHECK_PERIODIC +
_MONITOR_JUMP_BACKWARD;
inst(INSTRUMENTED_POP_JUMP_IF_TRUE, (unused/1, cond -- )) {
assert(PyStackRef_BoolCheck(cond));
int jump = PyStackRef_IsTrue(cond);
DEAD(cond);
RECORD_BRANCH_TAKEN(this_instr[1].cache, jump);
if (jump) {
INSTRUMENTED_JUMP(this_instr, next_instr + oparg, PY_MONITORING_EVENT_BRANCH_RIGHT);
}
}
inst(INSTRUMENTED_POP_JUMP_IF_FALSE, (unused/1, cond -- )) {
assert(PyStackRef_BoolCheck(cond));
int jump = PyStackRef_IsFalse(cond);
DEAD(cond);
RECORD_BRANCH_TAKEN(this_instr[1].cache, jump);
if (jump) {
INSTRUMENTED_JUMP(this_instr, next_instr + oparg, PY_MONITORING_EVENT_BRANCH_RIGHT);
}
}
inst(INSTRUMENTED_POP_JUMP_IF_NONE, (unused/1, value -- )) {
int jump = PyStackRef_IsNone(value);
RECORD_BRANCH_TAKEN(this_instr[1].cache, jump);
if (jump) {
DEAD(value);
INSTRUMENTED_JUMP(this_instr, next_instr + oparg, PY_MONITORING_EVENT_BRANCH_RIGHT);
}
else {
PyStackRef_CLOSE(value);
}
}
inst(INSTRUMENTED_POP_JUMP_IF_NOT_NONE, (unused/1, value -- )) {
int jump = !PyStackRef_IsNone(value);
RECORD_BRANCH_TAKEN(this_instr[1].cache, jump);
if (jump) {
PyStackRef_CLOSE(value);
INSTRUMENTED_JUMP(this_instr, next_instr + oparg, PY_MONITORING_EVENT_BRANCH_RIGHT);
}
else {
DEAD(value);
}
}
tier1 inst(EXTENDED_ARG, ( -- )) {
assert(oparg);
opcode = next_instr->op.code;
oparg = oparg << 8 | next_instr->op.arg;
PRE_DISPATCH_GOTO();
DISPATCH_GOTO();
}
tier1 inst(CACHE, (--)) {
assert(0 && "Executing a cache.");
Py_FatalError("Executing a cache.");
}
tier1 inst(RESERVED, (--)) {
assert(0 && "Executing RESERVED instruction.");
Py_FatalError("Executing RESERVED instruction.");
}
///////// Tier-2 only opcodes /////////
op (_GUARD_IS_TRUE_POP, (flag -- )) {
int is_true = PyStackRef_IsTrue(flag);
DEAD(flag);
AT_END_EXIT_IF(!is_true);
}
op (_GUARD_IS_FALSE_POP, (flag -- )) {
int is_false = PyStackRef_IsFalse(flag);
DEAD(flag);
AT_END_EXIT_IF(!is_false);
}
replicate(4:8) op (_GUARD_BIT_IS_SET_POP, (flag -- )) {
#ifdef Py_STACKREF_DEBUG
uintptr_t bits = flag.index;
#else
uintptr_t bits = flag.bits;
#endif
uintptr_t set = (1 << oparg) & bits;
DEAD(flag);
AT_END_EXIT_IF(set == 0);
}
replicate(4:8) op (_GUARD_BIT_IS_UNSET_POP, (flag -- )) {
#ifdef Py_STACKREF_DEBUG
uintptr_t bits = flag.index;
#else
uintptr_t bits = flag.bits;
#endif
uintptr_t set = (1 << oparg) & bits;
DEAD(flag);
AT_END_EXIT_IF(set != 0);
}
op (_GUARD_IS_NONE_POP, (val -- )) {
int is_none = PyStackRef_IsNone(val);
if (!is_none) {
PyStackRef_CLOSE(val);
AT_END_EXIT_IF(1);
}
DEAD(val);
}
op (_GUARD_IS_NOT_NONE_POP, (val -- )) {
int is_none = PyStackRef_IsNone(val);
PyStackRef_CLOSE(val);
AT_END_EXIT_IF(is_none);
}
op(_JUMP_TO_TOP, (--)) {
JUMP_TO_JUMP_TARGET();
}
tier2 op(_SET_IP, (instr_ptr/4 --)) {
frame->instr_ptr = (_Py_CODEUNIT *)instr_ptr;
}
tier2 op(_CHECK_STACK_SPACE_OPERAND, (framesize/2 --)) {
assert(framesize <= INT_MAX);
DEOPT_IF(!_PyThreadState_HasStackSpace(tstate, framesize));
}
op(_SAVE_RETURN_OFFSET, (--)) {
#if TIER_ONE
frame->return_offset = (uint16_t)(next_instr - this_instr);
#endif
#if TIER_TWO
frame->return_offset = oparg;
#endif
}
tier2 op(_EXIT_TRACE, (exit_p/4 --)) {
_PyExitData *exit = (_PyExitData *)exit_p;
#if defined(Py_DEBUG) && !defined(_Py_JIT)
const _Py_CODEUNIT *target = ((frame->owner == FRAME_OWNED_BY_INTERPRETER)
? _Py_INTERPRETER_TRAMPOLINE_INSTRUCTIONS_PTR : _PyFrame_GetBytecode(frame))
+ exit->target;
OPT_HIST(trace_uop_execution_counter, trace_run_length_hist);
if (frame->lltrace >= 3) {
printf("SIDE EXIT: [UOp ");
_PyUOpPrint(&next_uop[-1]);
printf(", exit %tu, temp %d, target %d -> %s, is_control_flow %d]\n",
exit - current_executor->exits, exit->temperature.value_and_backoff,
(int)(target - _PyFrame_GetBytecode(frame)),
_PyOpcode_OpName[target->op.code], exit->is_control_flow);
}
#endif
tstate->jit_exit = exit;
TIER2_TO_TIER2(exit->executor);
}
tier2 op(_DYNAMIC_EXIT, (exit_p/4 --)) {
#if defined(Py_DEBUG) && !defined(_Py_JIT)
_PyExitData *exit = (_PyExitData *)exit_p;
_Py_CODEUNIT *target = frame->instr_ptr;
OPT_HIST(trace_uop_execution_counter, trace_run_length_hist);
if (frame->lltrace >= 3) {
printf("DYNAMIC EXIT: [UOp ");
_PyUOpPrint(&next_uop[-1]);
printf(", exit %tu, temp %d, target %d -> %s]\n",
exit - current_executor->exits, exit->temperature.value_and_backoff,
(int)(target - _PyFrame_GetBytecode(frame)),
_PyOpcode_OpName[target->op.code]);
}
#endif
// Disabled for now (gh-139109) as it slows down dynamic code tremendously.
// Compile and jump to the cold dynamic executors in the future.
GOTO_TIER_ONE(frame->instr_ptr);
}
tier2 op(_CHECK_VALIDITY, (--)) {
DEOPT_IF(!current_executor->vm_data.valid);
}
tier2 pure op(_LOAD_CONST_INLINE, (ptr/4 -- value)) {
value = PyStackRef_FromPyObjectNew(ptr);
}
tier2 pure op(_LOAD_CONST_INLINE_BORROW, (ptr/4 -- value)) {
value = PyStackRef_FromPyObjectBorrow(ptr);
}
tier2 pure op(_RROT_3, (bottom, middle, top -- bottom, middle, top)) {
_PyStackRef temp = top;
top = middle;
middle = bottom;
bottom = temp;
}
tier2 op(_START_EXECUTOR, (executor/4 --)) {
#ifndef _Py_JIT
assert(current_executor == (_PyExecutorObject*)executor);
#endif
assert(tstate->jit_exit == NULL || tstate->jit_exit->executor == current_executor);
tstate->current_executor = (PyObject *)current_executor;
if (!current_executor->vm_data.valid) {
assert(tstate->jit_exit->executor == current_executor);
assert(tstate->current_executor == executor);
_PyExecutor_ClearExit(tstate->jit_exit);
DEOPT_IF(true);
}
}
tier2 op(_MAKE_WARM, (--)) {
current_executor->vm_data.cold = false;
}
tier2 op(_FATAL_ERROR, (--)) {
assert(0);
Py_FatalError("Fatal error uop executed.");
}
tier2 op(_DEOPT, (--)) {
SYNC_SP();
GOTO_TIER_ONE((frame->owner == FRAME_OWNED_BY_INTERPRETER)
? _Py_INTERPRETER_TRAMPOLINE_INSTRUCTIONS_PTR : _PyFrame_GetBytecode(frame) + CURRENT_TARGET());
Py_UNREACHABLE();
}
tier2 op(_HANDLE_PENDING_AND_DEOPT, (--)) {
SYNC_SP();
int err = _Py_HandlePending(tstate);
GOTO_TIER_ONE(err ? NULL : _PyFrame_GetBytecode(frame) + CURRENT_TARGET());
Py_UNREACHABLE();
}
tier2 op(_ERROR_POP_N, (target/2 --)) {
assert(oparg == 0);
frame->instr_ptr = _PyFrame_GetBytecode(frame) + target;
SYNC_SP();
GOTO_TIER_ONE(NULL);
Py_UNREACHABLE();
}
tier2 op(_SPILL_OR_RELOAD, (--)) {
}
/* Progress is guaranteed if we DEOPT on the eval breaker, because
* ENTER_EXECUTOR will not re-enter tier 2 with the eval breaker set. */
tier2 op(_TIER2_RESUME_CHECK, (--)) {
#if defined(__EMSCRIPTEN__)
HANDLE_PENDING_AND_DEOPT_IF(_Py_emscripten_signal_clock == 0);
_Py_emscripten_signal_clock -= Py_EMSCRIPTEN_SIGNAL_HANDLING;
#endif
uintptr_t iversion = FT_ATOMIC_LOAD_UINTPTR_ACQUIRE(_PyFrame_GetCode(frame)->_co_instrumentation_version);
uintptr_t eval_breaker = _Py_atomic_load_uintptr_relaxed(&tstate->eval_breaker);
HANDLE_PENDING_AND_DEOPT_IF(eval_breaker != iversion);
}
tier2 op(_COLD_EXIT, ( -- )) {
_PyExitData *exit = tstate->jit_exit;
assert(exit != NULL);
assert(frame->owner < FRAME_OWNED_BY_INTERPRETER);
_Py_CODEUNIT *target = _PyFrame_GetBytecode(frame) + exit->target;
_Py_BackoffCounter temperature = exit->temperature;
_PyExecutorObject *executor;
if (target->op.code == ENTER_EXECUTOR) {
PyCodeObject *code = _PyFrame_GetCode(frame);
executor = code->co_executors->executors[target->op.arg];
if (executor == _PyExecutor_FromExit(exit)) {
_Py_ExecutorDetach(executor);
GOTO_TIER_ONE(target);
}
Py_INCREF(executor);
assert(tstate->jit_exit == exit);
exit->executor = executor;
TIER2_TO_TIER2(exit->executor);
}
else {
SYNC_SP();
if (!backoff_counter_triggers(temperature)) {
exit->temperature = advance_backoff_counter(temperature);
GOTO_TIER_ONE(target);
}
_PyExecutorObject *previous_executor = _PyExecutor_FromExit(exit);
assert(tstate->current_executor == (PyObject *)previous_executor);
// For control-flow guards, we don't want to increase the chain depth, as those don't actually
// represent deopts but rather just normal programs!
int chain_depth = previous_executor->vm_data.chain_depth + !exit->is_control_flow;
// Note: it's safe to use target->op.arg here instead of the oparg given by EXTENDED_ARG.
// The invariant in the optimizer is the deopt target always points back to the first EXTENDED_ARG.
// So setting it to anything else is wrong.
int succ = _PyJit_TryInitializeTracing(tstate, frame, target, target, target, stack_pointer, chain_depth, exit, target->op.arg, previous_executor);
exit->temperature = restart_backoff_counter(exit->temperature);
if (succ) {
GOTO_TIER_ONE_CONTINUE_TRACING(target);
}
GOTO_TIER_ONE(target);
Py_UNREACHABLE();
}
}
tier2 op(_COLD_DYNAMIC_EXIT, ( -- )) {
SYNC_SP();
// TODO (gh-139109): This should be similar to _COLD_EXIT in the future.
_Py_CODEUNIT *target = frame->instr_ptr;
GOTO_TIER_ONE(target);
Py_UNREACHABLE();
}
tier2 op(_GUARD_CODE_VERSION__PUSH_FRAME, (version/2 -- )) {
PyObject *code = PyStackRef_AsPyObjectBorrow(frame->f_executable);
assert(PyCode_Check(code));
if (((PyCodeObject *)code)->co_version != version) {
EXIT_IF(true);
}
}
tier2 op(_GUARD_CODE_VERSION_YIELD_VALUE, (version/2 -- )) {
PyObject *code = PyStackRef_AsPyObjectBorrow(frame->f_executable);
assert(PyCode_Check(code));
if (((PyCodeObject *)code)->co_version != version) {
frame->instr_ptr += 1 + INLINE_CACHE_ENTRIES_SEND;
EXIT_IF(true);
}
}
tier2 op(_GUARD_CODE_VERSION_RETURN_VALUE, (version/2 -- )) {
PyObject *code = PyStackRef_AsPyObjectBorrow(frame->f_executable);
assert(PyCode_Check(code));
if (((PyCodeObject *)code)->co_version != version) {
frame->instr_ptr += frame->return_offset;
EXIT_IF(true);
}
}
tier2 op(_GUARD_CODE_VERSION_RETURN_GENERATOR, (version/2 -- )) {
PyObject *code = PyStackRef_AsPyObjectBorrow(frame->f_executable);
assert(PyCode_Check(code));
if (((PyCodeObject *)code)->co_version != version) {
frame->instr_ptr += frame->return_offset;
EXIT_IF(true);
}
}
tier2 op(_GUARD_IP__PUSH_FRAME, (ip/4 --)) {
_Py_CODEUNIT *target = frame->instr_ptr;
if (target != (_Py_CODEUNIT *)ip) {
EXIT_IF(true);
}
}
tier2 op(_GUARD_IP_YIELD_VALUE, (ip/4 --)) {
_Py_CODEUNIT *target = frame->instr_ptr + 1 + INLINE_CACHE_ENTRIES_SEND;
if (target != (_Py_CODEUNIT *)ip) {
frame->instr_ptr += 1 + INLINE_CACHE_ENTRIES_SEND;
EXIT_IF(true);
}
}
tier2 op(_GUARD_IP_RETURN_VALUE, (ip/4 --)) {
_Py_CODEUNIT *target = frame->instr_ptr + frame->return_offset;
if (target != (_Py_CODEUNIT *)ip) {
frame->instr_ptr += frame->return_offset;
EXIT_IF(true);
}
}
tier2 op(_GUARD_IP_RETURN_GENERATOR, (ip/4 --)) {
_Py_CODEUNIT *target = frame->instr_ptr + frame->return_offset;
if (target != (_Py_CODEUNIT *)ip) {
frame->instr_ptr += frame->return_offset;
EXIT_IF(true);
}
}
/* Record ops for jit tracer.
*
* NOTE: These uops are NOPs for normal evaluation.
* They are only executed during trace recording */
tier2 op(_RECORD_TOS, (tos -- tos)) {
RECORD_VALUE(PyStackRef_AsPyObjectBorrow(tos));
}
tier2 op(_RECORD_TOS_TYPE, (tos -- tos)) {
RECORD_VALUE(Py_TYPE(PyStackRef_AsPyObjectBorrow(tos)));
}
tier2 op(_RECORD_NOS, (nos, tos -- nos, tos)) {
RECORD_VALUE(PyStackRef_AsPyObjectBorrow(nos));
}
tier2 op(_RECORD_NOS_TYPE, (nos, tos -- nos, tos)) {
RECORD_VALUE(Py_TYPE(PyStackRef_AsPyObjectBorrow(nos)));
}
tier2 op(_RECORD_NOS_GEN_FUNC, (nos, tos -- nos, tos)) {
PyObject *obj = PyStackRef_AsPyObjectBorrow(nos);
if (PyGen_Check(obj)) {
PyGenObject *gen = (PyGenObject *)obj;
_PyStackRef func = gen->gi_iframe.f_funcobj;
if (!PyStackRef_IsNull(func)) {
RECORD_VALUE(PyStackRef_AsPyObjectBorrow(func));
}
}
}
tier2 op(_RECORD_3OS_GEN_FUNC, (gen, nos, tos -- gen, nos, tos)) {
PyObject *obj = PyStackRef_AsPyObjectBorrow(gen);
if (PyGen_Check(obj)) {
PyGenObject *gen_obj = (PyGenObject *)obj;
_PyStackRef func = gen_obj->gi_iframe.f_funcobj;
if (!PyStackRef_IsNull(func)) {
RECORD_VALUE(PyStackRef_AsPyObjectBorrow(func));
}
}
}
tier2 op(_RECORD_4OS, (value, _3os, nos, tos -- value, _3os, nos, tos)) {
RECORD_VALUE(PyStackRef_AsPyObjectBorrow(value));
}
tier2 op(_RECORD_CALLABLE, (func, self, args[oparg] -- func, self, args[oparg])) {
RECORD_VALUE(PyStackRef_AsPyObjectBorrow(func));
}
tier2 op(_RECORD_CALLABLE_KW, (func, self, args[oparg], kwnames -- func, self, args[oparg], kwnames)) {
RECORD_VALUE(PyStackRef_AsPyObjectBorrow(func));
}
tier2 op(_RECORD_BOUND_METHOD, (callable, self, args[oparg] -- callable, self, args[oparg])) {
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
if (Py_TYPE(callable_o) == &PyMethod_Type) {
RECORD_VALUE(callable_o);
}
}
/* Inserted by the JIT tracer. Never executed. */
tier2 op(_RECORD_CODE, ( -- )) {
RECORD_VALUE(NULL);
}
label(pop_2_error) {
stack_pointer -= 2;
assert(WITHIN_STACK_BOUNDS());
goto error;
}
label(pop_1_error) {
stack_pointer -= 1;
assert(WITHIN_STACK_BOUNDS());
goto error;
}
label(error) {
_PyFrame_StackAssertInvalid(frame);
/* Double-check exception status. */
#ifdef NDEBUG
if (!_PyErr_Occurred(tstate)) {
_PyErr_SetString(tstate, PyExc_SystemError,
"error return without exception set");
}
#else
assert(_PyErr_Occurred(tstate));
#endif
SAVE_STACK();
STOP_TRACING();
RELOAD_STACK();
/* Log traceback info. */
assert(frame->owner != FRAME_OWNED_BY_INTERPRETER);
if (!_PyFrame_IsIncomplete(frame)) {
PyFrameObject *f = _PyFrame_GetFrameObject(frame);
if (f != NULL) {
PyTraceBack_Here(f);
}
}
_PyEval_MonitorRaise(tstate, frame, next_instr-1);
goto exception_unwind;
}
spilled label(exception_unwind) {
STOP_TRACING();
/* We can't use frame->instr_ptr here, as RERAISE may have set it */
int offset = INSTR_OFFSET()-1;
int level, handler, lasti;
int handled = get_exception_handler(_PyFrame_GetCode(frame), offset, &level, &handler, &lasti);
if (handled == 0) {
// No handlers, so exit.
assert(_PyErr_Occurred(tstate));
/* Pop remaining stack entries. */
_PyStackRef *stackbase = _PyFrame_Stackbase(frame);
while (frame->stackpointer > stackbase) {
_PyStackRef ref = _PyFrame_StackPop(frame);
PyStackRef_XCLOSE(ref);
}
monitor_unwind(tstate, frame, next_instr-1);
goto exit_unwind;
}
assert(STACK_LEVEL() >= level);
_PyStackRef *new_top = _PyFrame_Stackbase(frame) + level;
assert(frame->stackpointer >= new_top);
while (frame->stackpointer > new_top) {
_PyStackRef ref = _PyFrame_StackPop(frame);
PyStackRef_XCLOSE(ref);
}
if (lasti) {
int frame_lasti = _PyInterpreterFrame_LASTI(frame);
_PyStackRef lasti = PyStackRef_TagInt(frame_lasti);
_PyFrame_StackPush(frame, lasti);
}
/* Make the raw exception data
available to the handler,
so a program can emulate the
Python main loop. */
PyObject *exc = _PyErr_GetRaisedException(tstate);
_PyFrame_StackPush(frame, PyStackRef_FromPyObjectSteal(exc));
next_instr = _PyFrame_GetBytecode(frame) + handler;
int err = monitor_handled(tstate, frame, next_instr, exc);
if (err < 0) {
goto exception_unwind;
}
/* Resume normal execution */
#ifdef Py_DEBUG
if (frame->lltrace >= 5) {
lltrace_resume_frame(frame);
}
#endif
RELOAD_STACK();
#if _Py_TAIL_CALL_INTERP
int opcode;
#endif
DISPATCH();
}
spilled label(exit_unwind) {
assert(_PyErr_Occurred(tstate));
DTRACE_FUNCTION_RETURN();
goto exit_unwind_notrace;
}
spilled label(exit_unwind_notrace) {
assert(_PyErr_Occurred(tstate));
_Py_LeaveRecursiveCallPy(tstate);
assert(frame->owner != FRAME_OWNED_BY_INTERPRETER);
// GH-99729: We need to unlink the frame *before* clearing it:
_PyInterpreterFrame *dying = frame;
frame = tstate->current_frame = dying->previous;
_PyEval_FrameClearAndPop(tstate, dying);
frame->return_offset = 0;
if (frame->owner == FRAME_OWNED_BY_INTERPRETER) {
/* Restore previous frame and exit */
tstate->current_frame = frame->previous;
#if !_Py_TAIL_CALL_INTERP
assert(frame == &entry.frame);
#endif
#ifdef _Py_TIER2
_PyStackRef executor = frame->localsplus[0];
assert(tstate->current_executor == NULL);
if (!PyStackRef_IsNull(executor)) {
tstate->current_executor = PyStackRef_AsPyObjectBorrow(executor);
PyStackRef_CLOSE(executor);
}
#endif
return NULL;
}
next_instr = frame->instr_ptr;
RELOAD_STACK();
goto error;
}
spilled label(start_frame) {
#ifdef Py_DEBUG
assert(frame->stackpointer_valid == 1);
#endif
int too_deep = _Py_EnterRecursivePy(tstate);
if (too_deep) {
goto exit_unwind_notrace;
}
DTRACE_FUNCTION_ENTRY();
next_instr = frame->instr_ptr;
#ifdef Py_DEBUG
int lltrace = maybe_lltrace_resume_frame(frame, GLOBALS());
if (lltrace < 0) {
JUMP_TO_LABEL(exit_unwind);
}
frame->lltrace = lltrace;
/* _PyEval_EvalFrameDefault() must not be called with an exception set,
because it can clear it (directly or indirectly) and so the
caller loses its exception */
assert(!_PyErr_Occurred(tstate));
#endif
RELOAD_STACK();
#if _Py_TAIL_CALL_INTERP
int opcode;
#endif
DISPATCH();
}
inst(TRACE_RECORD, (--)) {
#if _Py_TIER2
assert(IS_JIT_TRACING());
next_instr = this_instr;
frame->instr_ptr = prev_instr;
opcode = next_instr->op.code;
bool stop_tracing = (
opcode == WITH_EXCEPT_START ||
opcode == RERAISE ||
opcode == CLEANUP_THROW ||
opcode == PUSH_EXC_INFO ||
opcode == INTERPRETER_EXIT ||
(opcode >= MIN_INSTRUMENTED_OPCODE && opcode != ENTER_EXECUTOR)
);
_PyThreadStateImpl *_tstate = (_PyThreadStateImpl *)tstate;
_PyJitTracerState *tracer = _tstate->jit_tracer_state;
assert(tracer != NULL);
int full = !_PyJit_translate_single_bytecode_to_trace(tstate, frame, next_instr, stop_tracing ? _DEOPT : 0);
if (full) {
LEAVE_TRACING();
int err = stop_tracing_and_jit(tstate, frame);
ERROR_IF(err < 0);
DISPATCH();
}
for (int i = 0; i < tracer->prev_state.recorded_count; i++) {
Py_CLEAR(tracer->prev_state.recorded_values[i]);
}
tracer->prev_state.recorded_count = 0;
tracer->prev_state.instr = next_instr;
PyObject *prev_code = PyStackRef_AsPyObjectBorrow(frame->f_executable);
if (tracer->prev_state.instr_code != (PyCodeObject *)prev_code) {
Py_SETREF(tracer->prev_state.instr_code, (PyCodeObject*)Py_NewRef((prev_code)));
}
tracer->prev_state.instr_frame = frame;
tracer->prev_state.instr_oparg = oparg;
tracer->prev_state.instr_stacklevel = PyStackRef_IsNone(frame->f_executable) ? 2 : STACK_LEVEL();
if (_PyOpcode_Caches[_PyOpcode_Deopt[opcode]]
// Branch opcodes use the cache for branch history, not
// specialization counters. Don't reset it.
&& !IS_CONDITIONAL_JUMP_OPCODE(opcode)) {
(&next_instr[1])->counter = trigger_backoff_counter();
}
const _PyOpcodeRecordEntry *record_entry = &_PyOpcode_RecordEntries[opcode];
for (int i = 0; i < record_entry->count; i++) {
_Py_RecordFuncPtr doesnt_escape = _PyOpcode_RecordFunctions[record_entry->indices[i]];
doesnt_escape(frame, stack_pointer, oparg, &tracer->prev_state.recorded_values[i]);
}
tracer->prev_state.recorded_count = record_entry->count;
DISPATCH_GOTO_NON_TRACING();
#else
(void)prev_instr;
Py_FatalError("JIT instruction executed in non-jit build.");
#endif
}
label(stop_tracing) {
#if _Py_TIER2
assert(IS_JIT_TRACING());
int opcode = next_instr->op.code;
_PyJit_translate_single_bytecode_to_trace(tstate, frame, NULL, _EXIT_TRACE);
LEAVE_TRACING();
int err = stop_tracing_and_jit(tstate, frame);
ERROR_IF(err < 0);
DISPATCH_GOTO_NON_TRACING();
#else
Py_FatalError("JIT label executed in non-jit build.");
#endif
}
// END BYTECODES //
}
dispatch_opcode:
error:
exception_unwind:
exit_unwind:
exit_unwind_notrace:
handle_eval_breaker:
resume_frame:
start_frame:
unbound_local_error:
;
}
// Future families go below this point //