1 /*[clinic input]
2 preserve
3 [clinic start generated code]*/
4
5 PyDoc_STRVAR(_opcode_stack_effect__doc__,
6 "stack_effect($module, opcode, oparg=None, /, *, jump=None)\n"
7 "--\n"
8 "\n"
9 "Compute the stack effect of the opcode.");
10
11 #define _OPCODE_STACK_EFFECT_METHODDEF \
12 {"stack_effect", (PyCFunction)(void(*)(void))_opcode_stack_effect, METH_FASTCALL|METH_KEYWORDS, _opcode_stack_effect__doc__},
13
14 static int
15 _opcode_stack_effect_impl(PyObject *module, int opcode, PyObject *oparg,
16 PyObject *jump);
17
18 static PyObject *
_opcode_stack_effect(PyObject * module,PyObject * const * args,Py_ssize_t nargs,PyObject * kwnames)19 _opcode_stack_effect(PyObject *module, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
20 {
21 PyObject *return_value = NULL;
22 static const char * const _keywords[] = {"", "", "jump", NULL};
23 static _PyArg_Parser _parser = {NULL, _keywords, "stack_effect", 0};
24 PyObject *argsbuf[3];
25 Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 1;
26 int opcode;
27 PyObject *oparg = Py_None;
28 PyObject *jump = Py_None;
29 int _return_value;
30
31 args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 1, 2, 0, argsbuf);
32 if (!args) {
33 goto exit;
34 }
35 if (PyFloat_Check(args[0])) {
36 PyErr_SetString(PyExc_TypeError,
37 "integer argument expected, got float" );
38 goto exit;
39 }
40 opcode = _PyLong_AsInt(args[0]);
41 if (opcode == -1 && PyErr_Occurred()) {
42 goto exit;
43 }
44 if (nargs < 2) {
45 goto skip_optional_posonly;
46 }
47 noptargs--;
48 oparg = args[1];
49 skip_optional_posonly:
50 if (!noptargs) {
51 goto skip_optional_kwonly;
52 }
53 jump = args[2];
54 skip_optional_kwonly:
55 _return_value = _opcode_stack_effect_impl(module, opcode, oparg, jump);
56 if ((_return_value == -1) && PyErr_Occurred()) {
57 goto exit;
58 }
59 return_value = PyLong_FromLong((long)_return_value);
60
61 exit:
62 return return_value;
63 }
64 /*[clinic end generated code: output=7bc08f2835b2cf89 input=a9049054013a1b77]*/
65