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| author | Jeremy Hylton <jeremy@alum.mit.edu> | 2001-05-18 20:53:14 (GMT) |
|---|---|---|
| committer | Jeremy Hylton <jeremy@alum.mit.edu> | 2001-05-18 20:53:14 (GMT) |
| commit | da20fce9c329acd8cf06162bd22be6e9b1fc1bc8 (patch) | |
| tree | a85ea40301c8a9be10c85db52cac1deaa223f855 | |
| parent | bd3090d4d659951ed38d1da0f44c3e59ec830bea (diff) | |
| download | cpython-da20fce9c329acd8cf06162bd22be6e9b1fc1bc8.zip cpython-da20fce9c329acd8cf06162bd22be6e9b1fc1bc8.tar.gz cpython-da20fce9c329acd8cf06162bd22be6e9b1fc1bc8.tar.bz2 | |
Add a second special case to the inline function call code in eval_code2().
If we have a PyCFunction (builtin) and it is METH_VARARGS only, load
the args and dispatch to call_cfunction() directly. This provides a
small speedup for perhaps the most common function calls -- builtins.
| -rw-r--r-- | Python/ceval.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/Python/ceval.c b/Python/ceval.c index 0cdd019..e407de4 100644 --- a/Python/ceval.c +++ b/Python/ceval.c @@ -1969,7 +1969,13 @@ eval_code2(PyCodeObject *co, PyObject *globals, PyObject *locals, callable object. */ if (PyCFunction_Check(func)) { - if (PyCFunction_GET_FLAGS(func) == 0) { + int flags = PyCFunction_GET_FLAGS(func); + if (flags == METH_VARARGS) { + PyObject *callargs; + callargs = load_args(&stack_pointer, na); + x = call_cfunction(func, callargs, NULL); + Py_XDECREF(callargs); + } else if (flags == 0) { x = fast_cfunction(func, &stack_pointer, na); } else { |