languages/cpython
languages/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython synced 2024-09-16 03:29:57 +00:00
Code Issues Packages Projects Releases Wiki Activity

Added separate free list for instance method objects, for a few

Browse source 
percent speed up.  Also add PyMethod_Fini() to discard it.
This commit is contained in:
Guido van Rossum 1997-08-05 02:06:53 +00:00
parent e09fb55f29
commit a0d349f46a
1 changed files with 28 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

32
Objects/classobject.c
View file

@ -1213,6 +1213,9 @@ typedef struct {
PyObject *im_class; /* The class that defined the method */
} PyMethodObject;
static PyMethodObject *free_list;
PyObject *
PyMethod_New(func, self, class)
PyObject *func;
@ -1224,9 +1227,17 @@ PyMethod_New(func, self, class)
PyErr_BadInternalCall();
return NULL;
}
im = PyObject_NEW(PyMethodObject, &PyMethod_Type);
if (im == NULL)
return NULL;
im = free_list;
if (im != NULL) {
free_list = (PyMethodObject *)(im->im_self);
im->ob_type = &PyMethod_Type;
_Py_NewReference(im);
}
else {
im = PyObject_NEW(PyMethodObject, &PyMethod_Type);
if (im == NULL)
return NULL;
}
Py_INCREF(func);
im->im_func = func;
Py_XINCREF(self);
@ -1315,7 +1326,8 @@ instancemethod_dealloc(im)
Py_DECREF(im->im_func);
Py_XDECREF(im->im_self);
Py_DECREF(im->im_class);
free((ANY *)im);
im->im_self = (PyObject *)free_list;
free_list = im;
}
static int
@ -1399,3 +1411,15 @@ PyTypeObject PyMethod_Type = {
(getattrofunc)instancemethod_getattr, /*tp_getattro*/
0, /*tp_setattro*/
};
/* Clear out the free list */
void
PyMethod_Fini()
{
while (free_list) {
PyMethodObject *v = free_list;
free_list = (PyMethodObject *)(v->im_self);
PyMem_DEL(v);
}
}