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__build_class__() builtin uses METH_FASTCALL

This commit is contained in:
Victor Stinner 2017-01-16 23:46:26 +01:00
parent 69de71b255
commit 773dc6dd06
1 changed files with 9 additions and 15 deletions
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24
Python/bltinmodule.c
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@ -52,51 +52,45 @@ _Py_IDENTIFIER(stderr);
/* AC: cannot convert yet, waiting for *args support */ /* AC: cannot convert yet, waiting for *args support */
static PyObject * static PyObject *
builtin___build_class__(PyObject *self, PyObject *args, PyObject *kwds) builtin___build_class__(PyObject *self, PyObject **args, Py_ssize_t nargs,
PyObject *kwnames)
{ {
PyObject *func, *name, *bases, *mkw, *meta, *winner, *prep, *ns; PyObject *func, *name, *bases, *mkw, *meta, *winner, *prep, *ns;
PyObject *cls = NULL, *cell = NULL; PyObject *cls = NULL, *cell = NULL;
Py_ssize_t nargs;
int isclass = 0; /* initialize to prevent gcc warning */ int isclass = 0; /* initialize to prevent gcc warning */
assert(args != NULL);
if (!PyTuple_Check(args)) {
PyErr_SetString(PyExc_TypeError,
"__build_class__: args is not a tuple");
return NULL;
}
nargs = PyTuple_GET_SIZE(args);
if (nargs < 2) { if (nargs < 2) {
PyErr_SetString(PyExc_TypeError, PyErr_SetString(PyExc_TypeError,
"__build_class__: not enough arguments"); "__build_class__: not enough arguments");
return NULL; return NULL;
} }
func = PyTuple_GET_ITEM(args, 0); /* Better be callable */ func = args[0]; /* Better be callable */
if (!PyFunction_Check(func)) { if (!PyFunction_Check(func)) {
PyErr_SetString(PyExc_TypeError, PyErr_SetString(PyExc_TypeError,
"__build_class__: func must be a function"); "__build_class__: func must be a function");
return NULL; return NULL;
} }
name = PyTuple_GET_ITEM(args, 1); name = args[1];
if (!PyUnicode_Check(name)) { if (!PyUnicode_Check(name)) {
PyErr_SetString(PyExc_TypeError, PyErr_SetString(PyExc_TypeError,
"__build_class__: name is not a string"); "__build_class__: name is not a string");
return NULL; return NULL;
} }
bases = PyTuple_GetSlice(args, 2, nargs); bases = _PyStack_AsTupleSlice(args, nargs, 2, nargs);
if (bases == NULL) if (bases == NULL)
return NULL; return NULL;
if (kwds == NULL) { if (kwnames == NULL) {
meta = NULL; meta = NULL;
mkw = NULL; mkw = NULL;
} }
else { else {
mkw = PyDict_Copy(kwds); /* Don't modify kwds passed in! */ mkw = _PyStack_AsDict(args + nargs, kwnames);
if (mkw == NULL) { if (mkw == NULL) {
Py_DECREF(bases); Py_DECREF(bases);
return NULL; return NULL;
} }
meta = _PyDict_GetItemId(mkw, &PyId_metaclass); meta = _PyDict_GetItemId(mkw, &PyId_metaclass);
if (meta != NULL) { if (meta != NULL) {
Py_INCREF(meta); Py_INCREF(meta);
@ -2612,7 +2606,7 @@ PyTypeObject PyZip_Type = {
static PyMethodDef builtin_methods[] = { static PyMethodDef builtin_methods[] = {
{"__build_class__", (PyCFunction)builtin___build_class__, {"__build_class__", (PyCFunction)builtin___build_class__,
METH_VARARGS | METH_KEYWORDS, build_class_doc}, METH_FASTCALL, build_class_doc},
{"__import__", (PyCFunction)builtin___import__, METH_VARARGS | METH_KEYWORDS, import_doc}, {"__import__", (PyCFunction)builtin___import__, METH_VARARGS | METH_KEYWORDS, import_doc},
BUILTIN_ABS_METHODDEF BUILTIN_ABS_METHODDEF
BUILTIN_ALL_METHODDEF BUILTIN_ALL_METHODDEF