cpython-lru_cache-weakref: Python/sysmodule.c comparison

Patch #510695: Add TSC profiling for the VM.

author	Martin v. Löwis <martin@v.loewis.de>
date	Tue, 08 Jun 2004 08:17:44 +0000
parents	846b3ee7e106
children	748129e6e108

comparison

equal deleted inserted replaced

-:c84fd6be5a14
+:41c59d80bbc5
 PyDoc_STRVAR(getcheckinterval_doc,
 "getcheckinterval() -> current check interval; see setcheckinterval()."
 );
+#ifdef WITH_TSC
+static PyObject *
+sys_settscdump(PyObject *self, PyObject *args)
+{
+	int bool;
+	PyThreadState *tstate = PyThreadState_Get();
+	if (!PyArg_ParseTuple(args, "i:settscdump", &bool))
+		return NULL;
+	if (bool)
+		tstate->interp->tscdump = 1;
+	else
+		tstate->interp->tscdump = 0;
+	Py_INCREF(Py_None);
+	return Py_None;
+}
+PyDoc_STRVAR(settscdump_doc,
+"settscdump(bool)\n\
+\n\
+If true, tell the Python interpreter to dump VM measurements to\n\
+stderr.  If false, turn off dump.  The measurements are based on the\n\
+Pentium time-stamp counter."
+);
+#endif TSC
 static PyObject *
 sys_setrecursionlimit(PyObject *self, PyObject *args)
 {
 	int new_limit;
 	if (!PyArg_ParseTuple(args, "i:setrecursionlimit", &new_limit))
 	 setdlopenflags_doc},
 #endif
 	{"setprofile",	sys_setprofile, METH_O, setprofile_doc},
 	{"setrecursionlimit", sys_setrecursionlimit, METH_VARARGS,
 	 setrecursionlimit_doc},
+#ifdef WITH_TSC
+	{"settscdump", sys_settscdump, METH_VARARGS, settscdump_doc},
+#endif
 	{"settrace",	sys_settrace, METH_O, settrace_doc},
 	{"call_tracing", sys_call_tracing, METH_VARARGS, call_tracing_doc},
 	{NULL,		NULL}		/* sentinel */
 };

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