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GH-116422: Modify a few uops so that they can be supported by tier 2 with hot/cold splitting (GH-116832)

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Mark Shannon 2024-03-15 10:48:00 +00:00 • committed by GitHub
parent a50cf6c3d7
commit 2cf18a4430
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4 changed files with 52 additions and 55 deletions
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34
Python/bytecodes.c
View file

@ -3376,14 +3376,12 @@ dummy_func(
DEOPT_IF(total_args != 1);
DEOPT_IF(!PyCFunction_CheckExact(callable));
DEOPT_IF(PyCFunction_GET_FLAGS(callable) != METH_O);
// CPython promises to check all non-vectorcall function calls.
DEOPT_IF(tstate->c_recursion_remaining <= 0);
STAT_INC(CALL, hit);
PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable);
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
GOTO_ERROR(error);
}
PyObject *arg = args[0];
_Py_EnterRecursiveCallTstateUnchecked(tstate);
res = _PyCFunction_TrampolineCall(cfunc, PyCFunction_GET_SELF(callable), arg);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
@ -3480,10 +3478,11 @@ dummy_func(
}
res = PyLong_FromSsize_t(len_i);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res == NULL) {
GOTO_ERROR(error);
}
Py_DECREF(callable);
Py_DECREF(arg);
ERROR_IF(res == NULL, error);
}
inst(CALL_ISINSTANCE, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
@ -3505,11 +3504,12 @@ dummy_func(
}
res = PyBool_FromLong(retval);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res == NULL) {
GOTO_ERROR(error);
}
Py_DECREF(inst);
Py_DECREF(cls);
Py_DECREF(callable);
ERROR_IF(res == NULL, error);
}
// This is secretly a super-instruction
@ -3543,16 +3543,14 @@ dummy_func(
DEOPT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type));
PyMethodDef *meth = method->d_method;
DEOPT_IF(meth->ml_flags != METH_O);
// CPython promises to check all non-vectorcall function calls.
DEOPT_IF(tstate->c_recursion_remaining <= 0);
PyObject *arg = args[1];
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, method->d_common.d_type));
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
GOTO_ERROR(error);
}
_Py_EnterRecursiveCallTstateUnchecked(tstate);
res = _PyCFunction_TrampolineCall(cfunc, self, arg);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
@ -3616,13 +3614,11 @@ dummy_func(
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, method->d_common.d_type));
DEOPT_IF(meth->ml_flags != METH_NOARGS);
// CPython promises to check all non-vectorcall function calls.
DEOPT_IF(tstate->c_recursion_remaining <= 0);
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
GOTO_ERROR(error);
}
_Py_EnterRecursiveCallTstateUnchecked(tstate);
res = _PyCFunction_TrampolineCall(cfunc, self, NULL);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));

32
Python/executor_cases.c.h generated
View file

@ -3189,14 +3189,12 @@
if (total_args != 1) goto deoptimize;
if (!PyCFunction_CheckExact(callable)) goto deoptimize;
if (PyCFunction_GET_FLAGS(callable) != METH_O) goto deoptimize;
// CPython promises to check all non-vectorcall function calls.
if (tstate->c_recursion_remaining <= 0) goto deoptimize;
STAT_INC(CALL, hit);
PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable);
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
GOTO_ERROR(error);
}
PyObject *arg = args[0];
_Py_EnterRecursiveCallTstateUnchecked(tstate);
res = _PyCFunction_TrampolineCall(cfunc, PyCFunction_GET_SELF(callable), arg);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
@ -3305,9 +3303,11 @@
}
res = PyLong_FromSsize_t(len_i);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res == NULL) {
GOTO_ERROR(error);
}
Py_DECREF(callable);
Py_DECREF(arg);
if (res == NULL) { stack_pointer += -2 - oparg; goto error_tier_two; }
stack_pointer[-2 - oparg] = res;
stack_pointer += -1 - oparg;
break;
@ -3340,10 +3340,12 @@
}
res = PyBool_FromLong(retval);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res == NULL) {
GOTO_ERROR(error);
}
Py_DECREF(inst);
Py_DECREF(cls);
Py_DECREF(callable);
if (res == NULL) { stack_pointer += -2 - oparg; goto error_tier_two; }
stack_pointer[-2 - oparg] = res;
stack_pointer += -1 - oparg;
break;
@ -3368,16 +3370,14 @@
if (!Py_IS_TYPE(method, &PyMethodDescr_Type)) goto deoptimize;
PyMethodDef *meth = method->d_method;
if (meth->ml_flags != METH_O) goto deoptimize;
// CPython promises to check all non-vectorcall function calls.
if (tstate->c_recursion_remaining <= 0) goto deoptimize;
PyObject *arg = args[1];
PyObject *self = args[0];
if (!Py_IS_TYPE(self, method->d_common.d_type)) goto deoptimize;
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
GOTO_ERROR(error);
}
_Py_EnterRecursiveCallTstateUnchecked(tstate);
res = _PyCFunction_TrampolineCall(cfunc, self, arg);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
@ -3450,13 +3450,11 @@
PyObject *self = args[0];
if (!Py_IS_TYPE(self, method->d_common.d_type)) goto deoptimize;
if (meth->ml_flags != METH_NOARGS) goto deoptimize;
// CPython promises to check all non-vectorcall function calls.
if (tstate->c_recursion_remaining <= 0) goto deoptimize;
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
GOTO_ERROR(error);
}
_Py_EnterRecursiveCallTstateUnchecked(tstate);
res = _PyCFunction_TrampolineCall(cfunc, self, NULL);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));

32
Python/generated_cases.c.h generated
View file

@ -1174,14 +1174,12 @@
DEOPT_IF(total_args != 1, CALL);
DEOPT_IF(!PyCFunction_CheckExact(callable), CALL);
DEOPT_IF(PyCFunction_GET_FLAGS(callable) != METH_O, CALL);
// CPython promises to check all non-vectorcall function calls.
DEOPT_IF(tstate->c_recursion_remaining <= 0, CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = PyCFunction_GET_FUNCTION(callable);
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
GOTO_ERROR(error);
}
PyObject *arg = args[0];
_Py_EnterRecursiveCallTstateUnchecked(tstate);
res = _PyCFunction_TrampolineCall(cfunc, PyCFunction_GET_SELF(callable), arg);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
@ -1350,10 +1348,12 @@
}
res = PyBool_FromLong(retval);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res == NULL) {
GOTO_ERROR(error);
}
Py_DECREF(inst);
Py_DECREF(cls);
Py_DECREF(callable);
if (res == NULL) { stack_pointer += -2 - oparg; goto error; }
stack_pointer[-2 - oparg] = res;
stack_pointer += -1 - oparg;
DISPATCH();
@ -1481,9 +1481,11 @@
}
res = PyLong_FromSsize_t(len_i);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
if (res == NULL) {
GOTO_ERROR(error);
}
Py_DECREF(callable);
Py_DECREF(arg);
if (res == NULL) { stack_pointer += -2 - oparg; goto error; }
stack_pointer[-2 - oparg] = res;
stack_pointer += -1 - oparg;
DISPATCH();
@ -1649,13 +1651,11 @@
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, method->d_common.d_type), CALL);
DEOPT_IF(meth->ml_flags != METH_NOARGS, CALL);
// CPython promises to check all non-vectorcall function calls.
DEOPT_IF(tstate->c_recursion_remaining <= 0, CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
GOTO_ERROR(error);
}
_Py_EnterRecursiveCallTstateUnchecked(tstate);
res = _PyCFunction_TrampolineCall(cfunc, self, NULL);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));
@ -1698,16 +1698,14 @@
DEOPT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = method->d_method;
DEOPT_IF(meth->ml_flags != METH_O, CALL);
// CPython promises to check all non-vectorcall function calls.
DEOPT_IF(tstate->c_recursion_remaining <= 0, CALL);
PyObject *arg = args[1];
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, method->d_common.d_type), CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
// This is slower but CPython promises to check all non-vectorcall
// function calls.
if (_Py_EnterRecursiveCallTstate(tstate, " while calling a Python object")) {
GOTO_ERROR(error);
}
_Py_EnterRecursiveCallTstateUnchecked(tstate);
res = _PyCFunction_TrampolineCall(cfunc, self, arg);
_Py_LeaveRecursiveCallTstate(tstate);
assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL));