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GH-122034: Add StackRef variants of type checks to reduce the number of PyStackRef_AsPyObjectBorrow calls (GH-122037)

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Mark Shannon 2024-07-25 18:32:43 +01:00 • committed by GitHub
parent aef95eb107
commit 5e686ff57d
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4 changed files with 60 additions and 27 deletions
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10
Python/executor_cases.c.h generated
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@ -324,7 +324,7 @@
_PyStackRef value;
_PyStackRef res;
value = stack_pointer[-1];
assert(PyBool_Check(PyStackRef_AsPyObjectBorrow(value)));
assert(PyStackRef_BoolCheck(value));
res = PyStackRef_Is(value, PyStackRef_False)
? PyStackRef_True : PyStackRef_False;
stack_pointer[-1] = res;
@ -346,7 +346,7 @@
case _TO_BOOL_BOOL: {
_PyStackRef value;
value = stack_pointer[-1];
if (!PyBool_Check(PyStackRef_AsPyObjectBorrow(value))) {
if (!PyStackRef_BoolCheck(value)) {
UOP_STAT_INC(uopcode, miss);
JUMP_TO_JUMP_TARGET();
}
@ -3344,7 +3344,7 @@
else {
Py_DECREF(tb);
}
assert(PyLong_Check(PyStackRef_AsPyObjectBorrow(lasti)));
assert(PyStackRef_LongCheck(lasti));
(void)lasti; // Shut up compiler warning if asserts are off
PyObject *stack[5] = {NULL, PyStackRef_AsPyObjectBorrow(exit_self), exc, val_o, tb};
int has_self = !PyStackRef_IsNull(exit_self);
@ -3368,7 +3368,7 @@
else {
prev_exc = PyStackRef_None;
}
assert(PyExceptionInstance_Check(PyStackRef_AsPyObjectBorrow(new_exc)));
assert(PyStackRef_ExceptionInstanceCheck(new_exc));
exc_info->exc_value = PyStackRef_AsPyObjectNew(new_exc);
stack_pointer[-1] = prev_exc;
stack_pointer[0] = new_exc;
@ -3614,7 +3614,7 @@
assert(Py_TYPE(callable_o) == &PyMethod_Type);
self = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_self);
method = PyStackRef_FromPyObjectNew(((PyMethodObject *)callable_o)->im_func);
assert(PyFunction_Check(PyStackRef_AsPyObjectBorrow(method)));
assert(PyStackRef_FunctionCheck(method));
PyStackRef_CLOSE(callable);
stack_pointer[-2 - oparg] = method;
stack_pointer[-1 - oparg] = self;