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gh-131798: split _CALL_BUILTIN_CLASS to smaller uops (#148094)

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This commit is contained in:
Kumar Aditya
2026-04-10 22:58:20 +05:30
committed by GitHub
parent e007631e99
commit 8f17140fc1
10 changed files with 1299 additions and 1217 deletions
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Include/internal/pycore_opcode_metadata.h
Generated
+2 -2
View File
@@ -1374,10 +1374,10 @@ _PyOpcode_macro_expansion[256] = {
[CALL_ALLOC_AND_ENTER_INIT] = { .nuops = 5, .uops = { { _RECORD_CALLABLE, OPARG_SIMPLE, 0 }, { _CHECK_PEP_523, OPARG_SIMPLE, 1 }, { _CHECK_AND_ALLOCATE_OBJECT, 2, 1 }, { _CREATE_INIT_FRAME, OPARG_SIMPLE, 3 }, { _PUSH_FRAME, OPARG_SIMPLE, 3 } } },
[CALL_BOUND_METHOD_EXACT_ARGS] = { .nuops = 11, .uops = { { _RECORD_BOUND_METHOD, OPARG_SIMPLE, 0 }, { _CHECK_PEP_523, OPARG_SIMPLE, 1 }, { _CHECK_CALL_BOUND_METHOD_EXACT_ARGS, OPARG_SIMPLE, 1 }, { _INIT_CALL_BOUND_METHOD_EXACT_ARGS, OPARG_SIMPLE, 1 }, { _CHECK_FUNCTION_VERSION, 2, 1 }, { _CHECK_FUNCTION_EXACT_ARGS, OPARG_SIMPLE, 3 }, { _CHECK_STACK_SPACE, OPARG_SIMPLE, 3 }, { _CHECK_RECURSION_REMAINING, OPARG_SIMPLE, 3 }, { _INIT_CALL_PY_EXACT_ARGS, OPARG_SIMPLE, 3 }, { _SAVE_RETURN_OFFSET, OPARG_SAVE_RETURN_OFFSET, 3 }, { _PUSH_FRAME, OPARG_SIMPLE, 3 } } },
[CALL_BOUND_METHOD_GENERAL] = { .nuops = 8, .uops = { { _RECORD_BOUND_METHOD, OPARG_SIMPLE, 0 }, { _CHECK_PEP_523, OPARG_SIMPLE, 1 }, { _CHECK_METHOD_VERSION, 2, 1 }, { _EXPAND_METHOD, OPARG_SIMPLE, 3 }, { _CHECK_RECURSION_REMAINING, OPARG_SIMPLE, 3 }, { _PY_FRAME_GENERAL, OPARG_SIMPLE, 3 }, { _SAVE_RETURN_OFFSET, OPARG_SAVE_RETURN_OFFSET, 3 }, { _PUSH_FRAME, OPARG_SIMPLE, 3 } } },
[CALL_BUILTIN_CLASS] = { .nuops = 3, .uops = { { _RECORD_CALLABLE, OPARG_SIMPLE, 0 }, { _CALL_BUILTIN_CLASS, OPARG_SIMPLE, 3 }, { _CHECK_PERIODIC_AT_END, OPARG_REPLACED, 3 } } },
[CALL_BUILTIN_CLASS] = { .nuops = 4, .uops = { { _RECORD_CALLABLE, OPARG_SIMPLE, 0 }, { _GUARD_CALLABLE_BUILTIN_CLASS, OPARG_SIMPLE, 3 }, { _CALL_BUILTIN_CLASS, OPARG_SIMPLE, 3 }, { _CHECK_PERIODIC_AT_END, OPARG_REPLACED, 3 } } },
[CALL_BUILTIN_FAST] = { .nuops = 6, .uops = { { _RECORD_CALLABLE, OPARG_SIMPLE, 0 }, { _GUARD_CALLABLE_BUILTIN_FAST, OPARG_SIMPLE, 3 }, { _CALL_BUILTIN_FAST, OPARG_SIMPLE, 3 }, { _POP_TOP_OPARG, OPARG_SIMPLE, 3 }, { _POP_TOP, OPARG_SIMPLE, 3 }, { _CHECK_PERIODIC_AT_END, OPARG_REPLACED, 3 } } },
[CALL_BUILTIN_FAST_WITH_KEYWORDS] = { .nuops = 4, .uops = { { _RECORD_CALLABLE, OPARG_SIMPLE, 0 }, { _GUARD_CALLABLE_BUILTIN_FAST_WITH_KEYWORDS, OPARG_SIMPLE, 3 }, { _CALL_BUILTIN_FAST_WITH_KEYWORDS, OPARG_SIMPLE, 3 }, { _CHECK_PERIODIC_AT_END, OPARG_REPLACED, 3 } } },
[CALL_BUILTIN_O] = { .nuops = 6, .uops = { { _RECORD_CALLABLE, OPARG_SIMPLE, 0 }, { _GUARD_CALLABLE_BUILTIN_O, OPARG_SIMPLE, 3 }, { _CALL_BUILTIN_O, OPARG_SIMPLE, 3 }, { _POP_TOP, OPARG_SIMPLE, 3 }, { _POP_TOP, OPARG_SIMPLE, 3 }, { _CHECK_PERIODIC_AT_END, OPARG_REPLACED, 3 } } },
[CALL_BUILTIN_O] = { .nuops = 7, .uops = { { _RECORD_CALLABLE, OPARG_SIMPLE, 0 }, { _GUARD_CALLABLE_BUILTIN_O, OPARG_SIMPLE, 3 }, { _CHECK_RECURSION_LIMIT, OPARG_SIMPLE, 3 }, { _CALL_BUILTIN_O, OPARG_SIMPLE, 3 }, { _POP_TOP, OPARG_SIMPLE, 3 }, { _POP_TOP, OPARG_SIMPLE, 3 }, { _CHECK_PERIODIC_AT_END, OPARG_REPLACED, 3 } } },
[CALL_EX_NON_PY_GENERAL] = { .nuops = 4, .uops = { { _CHECK_IS_NOT_PY_CALLABLE_EX, OPARG_SIMPLE, 1 }, { _MAKE_CALLARGS_A_TUPLE, OPARG_SIMPLE, 1 }, { _CALL_FUNCTION_EX_NON_PY_GENERAL, OPARG_SIMPLE, 1 }, { _CHECK_PERIODIC_AT_END, OPARG_REPLACED, 1 } } },
[CALL_EX_PY] = { .nuops = 7, .uops = { { _RECORD_4OS, OPARG_SIMPLE, 0 }, { _CHECK_PEP_523, OPARG_SIMPLE, 1 }, { _MAKE_CALLARGS_A_TUPLE, OPARG_SIMPLE, 1 }, { _CHECK_IS_PY_CALLABLE_EX, OPARG_SIMPLE, 1 }, { _PY_FRAME_EX, OPARG_SIMPLE, 1 }, { _SAVE_RETURN_OFFSET, OPARG_SAVE_RETURN_OFFSET, 1 }, { _PUSH_FRAME, OPARG_SIMPLE, 1 } } },
[CALL_INTRINSIC_1] = { .nuops = 2, .uops = { { _CALL_INTRINSIC_1, OPARG_SIMPLE, 0 }, { _POP_TOP, OPARG_SIMPLE, 0 } } },
Include/internal/pycore_uop_ids.h
Generated
+1168 -1166
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File diff suppressed because it is too large Load Diff
Include/internal/pycore_uop_metadata.h
Generated
+17 -2
View File
@@ -307,9 +307,10 @@ const uint32_t _PyUop_Flags[MAX_UOP_ID+1] = {
[_CHECK_AND_ALLOCATE_OBJECT] = HAS_ARG_FLAG | HAS_EXIT_FLAG | HAS_ERROR_FLAG | HAS_ERROR_NO_POP_FLAG | HAS_ESCAPES_FLAG,
[_CREATE_INIT_FRAME] = HAS_ARG_FLAG | HAS_ERROR_FLAG | HAS_ERROR_NO_POP_FLAG | HAS_ESCAPES_FLAG | HAS_SYNC_SP_FLAG,
[_EXIT_INIT_CHECK] = HAS_ERROR_FLAG | HAS_ERROR_NO_POP_FLAG | HAS_ESCAPES_FLAG,
[_CALL_BUILTIN_CLASS] = HAS_ARG_FLAG | HAS_EXIT_FLAG | HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
[_GUARD_CALLABLE_BUILTIN_CLASS] = HAS_ARG_FLAG | HAS_EXIT_FLAG,
[_CALL_BUILTIN_CLASS] = HAS_ARG_FLAG | HAS_ERROR_FLAG | HAS_ESCAPES_FLAG,
[_GUARD_CALLABLE_BUILTIN_O] = HAS_ARG_FLAG | HAS_EXIT_FLAG,
[_CALL_BUILTIN_O] = HAS_ARG_FLAG | HAS_EXIT_FLAG | HAS_ERROR_FLAG | HAS_ERROR_NO_POP_FLAG | HAS_ESCAPES_FLAG,
[_CALL_BUILTIN_O] = HAS_ARG_FLAG | HAS_ERROR_FLAG | HAS_ERROR_NO_POP_FLAG | HAS_ESCAPES_FLAG,
[_GUARD_CALLABLE_BUILTIN_FAST] = HAS_ARG_FLAG | HAS_EXIT_FLAG,
[_CALL_BUILTIN_FAST] = HAS_ARG_FLAG | HAS_ERROR_FLAG | HAS_ERROR_NO_POP_FLAG | HAS_ESCAPES_FLAG,
[_GUARD_CALLABLE_BUILTIN_FAST_WITH_KEYWORDS] = HAS_ARG_FLAG | HAS_EXIT_FLAG,
@@ -2881,6 +2882,15 @@ const _PyUopCachingInfo _PyUop_Caching[MAX_UOP_ID+1] = {
{ -1, -1, -1 },
},
},
[_GUARD_CALLABLE_BUILTIN_CLASS] = {
.best = { 0, 0, 0, 0 },
.entries = {
{ 0, 0, _GUARD_CALLABLE_BUILTIN_CLASS_r00 },
{ -1, -1, -1 },
{ -1, -1, -1 },
{ -1, -1, -1 },
},
},
[_CALL_BUILTIN_CLASS] = {
.best = { 0, 0, 0, 0 },
.entries = {
@@ -4418,6 +4428,7 @@ const uint16_t _PyUop_Uncached[MAX_UOP_REGS_ID+1] = {
[_CHECK_AND_ALLOCATE_OBJECT_r00] = _CHECK_AND_ALLOCATE_OBJECT,
[_CREATE_INIT_FRAME_r01] = _CREATE_INIT_FRAME,
[_EXIT_INIT_CHECK_r10] = _EXIT_INIT_CHECK,
[_GUARD_CALLABLE_BUILTIN_CLASS_r00] = _GUARD_CALLABLE_BUILTIN_CLASS,
[_CALL_BUILTIN_CLASS_r01] = _CALL_BUILTIN_CLASS,
[_GUARD_CALLABLE_BUILTIN_O_r00] = _GUARD_CALLABLE_BUILTIN_O,
[_CALL_BUILTIN_O_r03] = _CALL_BUILTIN_O,
@@ -5118,6 +5129,8 @@ const char *const _PyOpcode_uop_name[MAX_UOP_REGS_ID+1] = {
[_GUARD_BIT_IS_UNSET_POP_7_r10] = "_GUARD_BIT_IS_UNSET_POP_7_r10",
[_GUARD_BIT_IS_UNSET_POP_7_r21] = "_GUARD_BIT_IS_UNSET_POP_7_r21",
[_GUARD_BIT_IS_UNSET_POP_7_r32] = "_GUARD_BIT_IS_UNSET_POP_7_r32",
[_GUARD_CALLABLE_BUILTIN_CLASS] = "_GUARD_CALLABLE_BUILTIN_CLASS",
[_GUARD_CALLABLE_BUILTIN_CLASS_r00] = "_GUARD_CALLABLE_BUILTIN_CLASS_r00",
[_GUARD_CALLABLE_BUILTIN_FAST] = "_GUARD_CALLABLE_BUILTIN_FAST",
[_GUARD_CALLABLE_BUILTIN_FAST_r00] = "_GUARD_CALLABLE_BUILTIN_FAST_r00",
[_GUARD_CALLABLE_BUILTIN_FAST_WITH_KEYWORDS] = "_GUARD_CALLABLE_BUILTIN_FAST_WITH_KEYWORDS",
@@ -6502,6 +6515,8 @@ int _PyUop_num_popped(int opcode, int oparg)
return 2 + oparg;
case _EXIT_INIT_CHECK:
return 1;
case _GUARD_CALLABLE_BUILTIN_CLASS:
return 0;
case _CALL_BUILTIN_CLASS:
return 2 + oparg;
case _GUARD_CALLABLE_BUILTIN_O:
Lib/test/test_capi/test_opt.py
+15
View File
@@ -2707,6 +2707,21 @@ class TestUopsOptimization(unittest.TestCase):
self.assertNotIn("_COMPARE_OP_INT", uops)
self.assertNotIn(self.guard_is_true, uops)
def test_call_builtin_class(self):
def testfunc(n):
x = 0
for _ in range(n):
y = int("42")
x += y
return x
res, ex = self._run_with_optimizer(testfunc, TIER2_THRESHOLD)
self.assertEqual(res, TIER2_THRESHOLD * 42)
self.assertIsNotNone(ex)
uops = get_opnames(ex)
self.assertIn("_CALL_BUILTIN_CLASS", uops)
self.assertNotIn("_GUARD_CALLABLE_BUILTIN_CLASS", uops)
def test_call_builtin_o(self):
def testfunc(n):
x = 0
Modules/_testinternalcapi/test_cases.c.h
Generated
+19 -13
View File
@@ -2279,10 +2279,8 @@
_PyStackRef res;
/* Skip 1 cache entry */
/* Skip 2 cache entries */
// _CALL_BUILTIN_CLASS
// _GUARD_CALLABLE_BUILTIN_CLASS
{
args = &stack_pointer[-oparg];
self_or_null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
if (!PyType_Check(callable_o)) {
@@ -2291,17 +2289,22 @@
JUMP_TO_PREDICTED(CALL);
}
PyTypeObject *tp = (PyTypeObject *)callable_o;
if (tp->tp_vectorcall == NULL) {
UPDATE_MISS_STATS(CALL);
assert(_PyOpcode_Deopt[opcode] == (CALL));
JUMP_TO_PREDICTED(CALL);
}
}
// _CALL_BUILTIN_CLASS
{
args = &stack_pointer[-oparg];
self_or_null = stack_pointer[-1 - oparg];
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
if (tp->tp_vectorcall == NULL) {
UPDATE_MISS_STATS(CALL);
assert(_PyOpcode_Deopt[opcode] == (CALL));
JUMP_TO_PREDICTED(CALL);
}
STAT_INC(CALL, hit);
_PyFrame_SetStackPointer(frame, stack_pointer);
PyObject *res_o = _Py_CallBuiltinClass_StackRefSteal(
@@ -2532,6 +2535,14 @@
JUMP_TO_PREDICTED(CALL);
}
}
// _CHECK_RECURSION_LIMIT
{
if (_Py_ReachedRecursionLimit(tstate)) {
UPDATE_MISS_STATS(CALL);
assert(_PyOpcode_Deopt[opcode] == (CALL));
JUMP_TO_PREDICTED(CALL);
}
}
// _CALL_BUILTIN_O
{
args = &stack_pointer[-oparg];
@@ -2539,11 +2550,6 @@
if (!PyStackRef_IsNull(self_or_null)) {
args--;
}
if (_Py_ReachedRecursionLimit(tstate)) {
UPDATE_MISS_STATS(CALL);
assert(_PyOpcode_Deopt[opcode] == (CALL));
JUMP_TO_PREDICTED(CALL);
}
STAT_INC(CALL, hit);
PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable_o);
_PyStackRef arg = args[0];
Python/bytecodes.c
+7 -4
View File
@@ -4570,17 +4570,20 @@ dummy_func(
DEAD(should_be_none);
}
op(_CALL_BUILTIN_CLASS, (callable, self_or_null, args[oparg] -- res)) {
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] -- res)) {
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
EXIT_IF(tp->tp_vectorcall == NULL);
STAT_INC(CALL, hit);
PyObject *res_o = _Py_CallBuiltinClass_StackRefSteal(
callable,
@@ -4597,6 +4600,7 @@ dummy_func(
_RECORD_CALLABLE +
unused/1 +
unused/2 +
_GUARD_CALLABLE_BUILTIN_CLASS +
_CALL_BUILTIN_CLASS +
_CHECK_PERIODIC_AT_END;
@@ -4618,8 +4622,6 @@ dummy_func(
if (!PyStackRef_IsNull(self_or_null)) {
args--;
}
// CPython promises to check all non-vectorcall function calls.
EXIT_IF(_Py_ReachedRecursionLimit(tstate));
STAT_INC(CALL, hit);
PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable_o);
_PyStackRef arg = args[0];
@@ -4640,6 +4642,7 @@ dummy_func(
unused/1 +
unused/2 +
_GUARD_CALLABLE_BUILTIN_O +
_CHECK_RECURSION_LIMIT +
_CALL_BUILTIN_O +
POP_TOP +
POP_TOP +
Python/executor_cases.c.h
Generated
+23 -17
View File
@@ -16455,6 +16455,29 @@
break;
}
case _GUARD_CALLABLE_BUILTIN_CLASS_r00: {
CHECK_CURRENT_CACHED_VALUES(0);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
_PyStackRef callable;
oparg = CURRENT_OPARG();
callable = stack_pointer[-2 - oparg];
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
if (!PyType_Check(callable_o)) {
UOP_STAT_INC(uopcode, miss);
SET_CURRENT_CACHED_VALUES(0);
JUMP_TO_JUMP_TARGET();
}
PyTypeObject *tp = (PyTypeObject *)callable_o;
if (tp->tp_vectorcall == NULL) {
UOP_STAT_INC(uopcode, miss);
SET_CURRENT_CACHED_VALUES(0);
JUMP_TO_JUMP_TARGET();
}
SET_CURRENT_CACHED_VALUES(0);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
break;
}
case _CALL_BUILTIN_CLASS_r01: {
CHECK_CURRENT_CACHED_VALUES(0);
assert(WITHIN_STACK_BOUNDS_IGNORING_CACHE());
@@ -16466,24 +16489,12 @@
args = &stack_pointer[-oparg];
self_or_null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
if (!PyType_Check(callable_o)) {
UOP_STAT_INC(uopcode, miss);
SET_CURRENT_CACHED_VALUES(0);
JUMP_TO_JUMP_TARGET();
}
PyTypeObject *tp = (PyTypeObject *)callable_o;
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
if (tp->tp_vectorcall == NULL) {
UOP_STAT_INC(uopcode, miss);
SET_CURRENT_CACHED_VALUES(0);
JUMP_TO_JUMP_TARGET();
}
STAT_INC(CALL, hit);
_PyFrame_SetStackPointer(frame, stack_pointer);
PyObject *res_o = _Py_CallBuiltinClass_StackRefSteal(
@@ -16558,11 +16569,6 @@
if (!PyStackRef_IsNull(self_or_null)) {
args--;
}
if (_Py_ReachedRecursionLimit(tstate)) {
UOP_STAT_INC(uopcode, miss);
SET_CURRENT_CACHED_VALUES(0);
JUMP_TO_JUMP_TARGET();
}
STAT_INC(CALL, hit);
PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable_o);
_PyStackRef arg = args[0];
Python/generated_cases.c.h
Generated
+19 -13
View File
@@ -2279,10 +2279,8 @@
_PyStackRef res;
/* Skip 1 cache entry */
/* Skip 2 cache entries */
// _CALL_BUILTIN_CLASS
// _GUARD_CALLABLE_BUILTIN_CLASS
{
args = &stack_pointer[-oparg];
self_or_null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
PyObject *callable_o = PyStackRef_AsPyObjectBorrow(callable);
if (!PyType_Check(callable_o)) {
@@ -2291,17 +2289,22 @@
JUMP_TO_PREDICTED(CALL);
}
PyTypeObject *tp = (PyTypeObject *)callable_o;
if (tp->tp_vectorcall == NULL) {
UPDATE_MISS_STATS(CALL);
assert(_PyOpcode_Deopt[opcode] == (CALL));
JUMP_TO_PREDICTED(CALL);
}
}
// _CALL_BUILTIN_CLASS
{
args = &stack_pointer[-oparg];
self_or_null = stack_pointer[-1 - oparg];
int total_args = oparg;
_PyStackRef *arguments = args;
if (!PyStackRef_IsNull(self_or_null)) {
arguments--;
total_args++;
}
if (tp->tp_vectorcall == NULL) {
UPDATE_MISS_STATS(CALL);
assert(_PyOpcode_Deopt[opcode] == (CALL));
JUMP_TO_PREDICTED(CALL);
}
STAT_INC(CALL, hit);
_PyFrame_SetStackPointer(frame, stack_pointer);
PyObject *res_o = _Py_CallBuiltinClass_StackRefSteal(
@@ -2532,6 +2535,14 @@
JUMP_TO_PREDICTED(CALL);
}
}
// _CHECK_RECURSION_LIMIT
{
if (_Py_ReachedRecursionLimit(tstate)) {
UPDATE_MISS_STATS(CALL);
assert(_PyOpcode_Deopt[opcode] == (CALL));
JUMP_TO_PREDICTED(CALL);
}
}
// _CALL_BUILTIN_O
{
args = &stack_pointer[-oparg];
@@ -2539,11 +2550,6 @@
if (!PyStackRef_IsNull(self_or_null)) {
args--;
}
if (_Py_ReachedRecursionLimit(tstate)) {
UPDATE_MISS_STATS(CALL);
assert(_PyOpcode_Deopt[opcode] == (CALL));
JUMP_TO_PREDICTED(CALL);
}
STAT_INC(CALL, hit);
PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable_o);
_PyStackRef arg = args[0];
Python/optimizer_bytecodes.c
+13
View File
@@ -1284,6 +1284,19 @@ dummy_func(void) {
none = sym_new_const(ctx, Py_None);
}
op(_GUARD_CALLABLE_BUILTIN_CLASS, (callable, unused, unused[oparg] -- callable, unused, unused[oparg])) {
PyObject *callable_o = sym_get_const(ctx, callable);
if (callable_o && sym_matches_type(callable, &PyType_Type)) {
PyTypeObject *tp = (PyTypeObject *)callable_o;
if (tp->tp_vectorcall != NULL) {
ADD_OP(_NOP, 0, 0);
}
}
else {
sym_set_type(callable, &PyType_Type);
}
}
op(_GUARD_CALLABLE_BUILTIN_O, (callable, self_or_null, args[oparg] -- callable, self_or_null, args[oparg])) {
PyObject *callable_o = sym_get_const(ctx, callable);
if (callable_o && sym_matches_type(callable, &PyCFunction_Type) &&
Python/optimizer_cases.c.h
Generated
+16
View File
@@ -3920,6 +3920,22 @@
break;
}
case _GUARD_CALLABLE_BUILTIN_CLASS: {
JitOptRef callable;
callable = stack_pointer[-2 - oparg];
PyObject *callable_o = sym_get_const(ctx, callable);
if (callable_o && sym_matches_type(callable, &PyType_Type)) {
PyTypeObject *tp = (PyTypeObject *)callable_o;
if (tp->tp_vectorcall != NULL) {
ADD_OP(_NOP, 0, 0);
}
}
else {
sym_set_type(callable, &PyType_Type);
}
break;
}
case _CALL_BUILTIN_CLASS: {
JitOptRef res;
res = sym_new_not_null(ctx);