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Copy pathbytecodes.c
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6593 lines (5878 loc) · 258 KB
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// 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_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(tstate);
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);
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_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_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!
You can’t perform that action at this time.