Commit 3fc72257 authored by Kevin Modzelewski's avatar Kevin Modzelewski

Merge pull request #954 from undingen/perf_new4

Use callattr inside PyObject_CallMethod*
parents 270cbee1 c9eed4a1
...@@ -527,21 +527,7 @@ extern "C" PyObject* PyObject_CallFunctionObjArgs(PyObject* callable, ...) noexc ...@@ -527,21 +527,7 @@ extern "C" PyObject* PyObject_CallFunctionObjArgs(PyObject* callable, ...) noexc
} }
extern "C" PyObject* PyObject_CallObject(PyObject* obj, PyObject* args) noexcept { extern "C" PyObject* PyObject_CallObject(PyObject* obj, PyObject* args) noexcept {
// TODO do something like this? not sure if this is safe; will people expect that calling into a known function return PyEval_CallObjectWithKeywords(obj, args, NULL);
// won't end up doing a GIL check?
// threading::GLDemoteRegion _gil_demote;
try {
Box* r;
if (args)
r = runtimeCall(obj, ArgPassSpec(0, 0, true, false), args, NULL, NULL, NULL, NULL);
else
r = runtimeCall(obj, ArgPassSpec(0, 0, false, false), NULL, NULL, NULL, NULL, NULL);
return r;
} catch (ExcInfo e) {
setCAPIException(e);
return NULL;
}
} }
extern "C" int PyObject_AsCharBuffer(PyObject* obj, const char** buffer, Py_ssize_t* buffer_len) noexcept { extern "C" int PyObject_AsCharBuffer(PyObject* obj, const char** buffer, Py_ssize_t* buffer_len) noexcept {
...@@ -657,36 +643,26 @@ static PyObject* call_function_tail(PyObject* callable, PyObject* args) { ...@@ -657,36 +643,26 @@ static PyObject* call_function_tail(PyObject* callable, PyObject* args) {
extern "C" PyObject* PyObject_CallMethod(PyObject* o, const char* name, const char* format, ...) noexcept { extern "C" PyObject* PyObject_CallMethod(PyObject* o, const char* name, const char* format, ...) noexcept {
va_list va; va_list va;
PyObject* args; PyObject* args = NULL;
PyObject* func = NULL;
PyObject* retval = NULL; PyObject* retval = NULL;
if (o == NULL || name == NULL) if (o == NULL || name == NULL)
return null_error(); return null_error();
func = PyObject_GetAttrString(o, name); ArgPassSpec argspec(0, 0, true, false);
if (func == NULL) {
PyErr_SetString(PyExc_AttributeError, name);
return 0;
}
if (!PyCallable_Check(func)) {
type_error("attribute of type '%.200s' is not callable", func);
goto exit;
}
if (format && *format) { if (format && *format) {
va_start(va, format); va_start(va, format);
args = Py_VaBuildValue(format, va); args = Py_VaBuildValue(format, va);
va_end(va); va_end(va);
} else
args = PyTuple_New(0);
retval = call_function_tail(func, args);
exit: if (!PyTuple_Check(args))
/* args gets consumed in call_function_tail */ argspec = ArgPassSpec(1);
Py_XDECREF(func); } else
argspec = ArgPassSpec(0);
retval = callattrInternal<ExceptionStyle::CAPI, NOT_REWRITABLE>(o, internStringMortal(name), CLASS_OR_INST, NULL,
argspec, args, NULL, NULL, NULL, NULL);
if (!retval && !PyErr_Occurred())
PyErr_SetString(PyExc_AttributeError, name);
return retval; return retval;
} }
...@@ -698,10 +674,6 @@ extern "C" PyObject* PyObject_CallMethodObjArgs(PyObject* callable, PyObject* na ...@@ -698,10 +674,6 @@ extern "C" PyObject* PyObject_CallMethodObjArgs(PyObject* callable, PyObject* na
if (callable == NULL || name == NULL) if (callable == NULL || name == NULL)
return null_error(); return null_error();
callable = PyObject_GetAttr(callable, name);
if (callable == NULL)
return NULL;
/* count the args */ /* count the args */
va_start(vargs, name); va_start(vargs, name);
args = objargs_mktuple(vargs); args = objargs_mktuple(vargs);
...@@ -710,7 +682,27 @@ extern "C" PyObject* PyObject_CallMethodObjArgs(PyObject* callable, PyObject* na ...@@ -710,7 +682,27 @@ extern "C" PyObject* PyObject_CallMethodObjArgs(PyObject* callable, PyObject* na
Py_DECREF(callable); Py_DECREF(callable);
return NULL; return NULL;
} }
tmp = PyObject_Call(callable, args, NULL);
BoxedString* attr = (BoxedString*)name;
if (!PyString_Check(attr)) {
if (PyUnicode_Check(attr)) {
attr = (BoxedString*)_PyUnicode_AsDefaultEncodedString(attr, NULL);
if (attr == NULL)
return NULL;
} else {
PyErr_Format(TypeError, "attribute name must be string, not '%.200s'", Py_TYPE(attr)->tp_name);
return NULL;
}
}
internStringMortalInplace(attr);
tmp = callattrInternal<ExceptionStyle::CAPI, NOT_REWRITABLE>(
callable, attr, CLASS_OR_INST, NULL, ArgPassSpec(0, 0, true, false), args, NULL, NULL, NULL, NULL);
if (!tmp && !PyErr_Occurred())
PyErr_Format(PyExc_AttributeError, "'%.50s' object has no attribute '%.400s'", callable->cls->tp_name,
PyString_AS_STRING(attr));
Py_DECREF(args); Py_DECREF(args);
Py_DECREF(callable); Py_DECREF(callable);
...@@ -719,42 +711,35 @@ extern "C" PyObject* PyObject_CallMethodObjArgs(PyObject* callable, PyObject* na ...@@ -719,42 +711,35 @@ extern "C" PyObject* PyObject_CallMethodObjArgs(PyObject* callable, PyObject* na
extern "C" PyObject* _PyObject_CallMethod_SizeT(PyObject* o, const char* name, const char* format, ...) noexcept { extern "C" PyObject* _PyObject_CallMethod_SizeT(PyObject* o, const char* name, const char* format, ...) noexcept {
// TODO it looks like this could be made much more efficient by calling our callattr(), but PyObject* args = NULL, *tmp;
// I haven't taken the time to verify that that has the same behavior va_list vargs;
va_list va;
PyObject* args;
PyObject* func = NULL;
PyObject* retval = NULL;
if (o == NULL || name == NULL) if (o == NULL || name == NULL)
return null_error(); return null_error();
func = PyObject_GetAttrString(o, name); ArgPassSpec argspec(0, 0, true, false);
if (func == NULL) {
PyErr_SetString(PyExc_AttributeError, name);
return 0;
}
if (!PyCallable_Check(func)) {
type_error("attribute of type '%.200s' is not callable", func);
goto exit;
}
/* count the args */
if (format && *format) { if (format && *format) {
va_start(va, format); va_start(vargs, format);
args = _Py_VaBuildValue_SizeT(format, va); args = _Py_VaBuildValue_SizeT(format, vargs);
va_end(va); va_end(vargs);
if (!PyTuple_Check(args))
argspec = ArgPassSpec(1);
} else } else
args = PyTuple_New(0); argspec = ArgPassSpec(0);
retval = call_function_tail(func, args); tmp = callattrInternal<ExceptionStyle::CAPI, NOT_REWRITABLE>(o, internStringMortal(name), CLASS_OR_INST, NULL,
argspec, args, NULL, NULL, NULL, NULL);
if (!tmp && !PyErr_Occurred())
PyErr_Format(PyExc_AttributeError, "'%.50s' object has no attribute '%.400s'", o->cls->tp_name, name);
exit:
/* args gets consumed in call_function_tail */
Py_XDECREF(func);
return retval; Py_DECREF(args);
Py_DECREF(o);
return tmp;
} }
extern "C" Py_ssize_t PyObject_Size(PyObject* o) noexcept { extern "C" Py_ssize_t PyObject_Size(PyObject* o) noexcept {
......
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