mirror of
https://github.com/python/cpython.git
synced 2025-10-21 14:12:27 +00:00
Merged revisions 67818 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk ........ r67818 | antoine.pitrou | 2008-12-17 01:38:28 +0100 (mer., 17 déc. 2008) | 3 lines Issue #2183: Simplify and optimize bytecode for list comprehensions. ........
This commit is contained in:
parent
621601a698
commit
f289ae6f01
8 changed files with 70 additions and 55 deletions
|
@ -1306,9 +1306,8 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
|
|||
|
||||
case LIST_APPEND:
|
||||
w = POP();
|
||||
v = POP();
|
||||
v = stack_pointer[-oparg];
|
||||
err = PyList_Append(v, w);
|
||||
Py_DECREF(v);
|
||||
Py_DECREF(w);
|
||||
if (err == 0) {
|
||||
PREDICT(JUMP_ABSOLUTE);
|
||||
|
@ -1318,9 +1317,8 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
|
|||
|
||||
case SET_ADD:
|
||||
w = POP();
|
||||
v = POP();
|
||||
v = stack_pointer[-oparg];
|
||||
err = PySet_Add(v, w);
|
||||
Py_DECREF(v);
|
||||
Py_DECREF(w);
|
||||
if (err == 0) {
|
||||
PREDICT(JUMP_ABSOLUTE);
|
||||
|
@ -1935,6 +1933,21 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
|
|||
if (err == 0) continue;
|
||||
break;
|
||||
|
||||
case MAP_ADD:
|
||||
w = TOP(); /* key */
|
||||
u = SECOND(); /* value */
|
||||
STACKADJ(-2);
|
||||
v = stack_pointer[-oparg]; /* dict */
|
||||
assert (PyDict_CheckExact(v));
|
||||
err = PyDict_SetItem(v, w, u); /* v[w] = u */
|
||||
Py_DECREF(u);
|
||||
Py_DECREF(w);
|
||||
if (err == 0) {
|
||||
PREDICT(JUMP_ABSOLUTE);
|
||||
continue;
|
||||
}
|
||||
break;
|
||||
|
||||
case LOAD_ATTR:
|
||||
w = GETITEM(names, oparg);
|
||||
v = TOP();
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue