| /* |
| * Copyright (c) 2000-2005 The Regents of The University of Michigan |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * Authors: Nathan Binkert |
| */ |
| |
| #include <Python.h> |
| #include <signal.h> |
| |
| #include <iostream> |
| #include <string> |
| |
| #include "base/cprintf.hh" |
| #include "base/misc.hh" |
| #include "config/pythonhome.hh" |
| #include "python/swig/init.hh" |
| #include "sim/async.hh" |
| #include "sim/host.hh" |
| #include "sim/core.hh" |
| |
| using namespace std; |
| |
| /// Stats signal handler. |
| void |
| dumpStatsHandler(int sigtype) |
| { |
| async_event = true; |
| async_statdump = true; |
| } |
| |
| void |
| dumprstStatsHandler(int sigtype) |
| { |
| async_event = true; |
| async_statdump = true; |
| async_statreset = true; |
| } |
| |
| /// Exit signal handler. |
| void |
| exitNowHandler(int sigtype) |
| { |
| async_event = true; |
| async_exit = true; |
| } |
| |
| /// Abort signal handler. |
| void |
| abortHandler(int sigtype) |
| { |
| ccprintf(cerr, "Program aborted at cycle %d\n", curTick); |
| } |
| |
| int |
| python_main() |
| { |
| PyObject *module; |
| PyObject *dict; |
| PyObject *result; |
| |
| module = PyImport_AddModule(const_cast<char*>("__main__")); |
| if (module == NULL) |
| fatal("Could not import __main__"); |
| |
| dict = PyModule_GetDict(module); |
| |
| result = PyRun_String("import m5.main", Py_file_input, dict, dict); |
| if (!result) { |
| PyErr_Print(); |
| return 1; |
| } |
| Py_DECREF(result); |
| |
| result = PyRun_String("m5.main.main()", Py_file_input, dict, dict); |
| if (!result) { |
| PyErr_Print(); |
| return 1; |
| } |
| Py_DECREF(result); |
| |
| if (Py_FlushLine()) |
| PyErr_Clear(); |
| |
| return 0; |
| } |
| |
| int |
| main(int argc, char **argv) |
| { |
| signal(SIGFPE, SIG_IGN); // may occur on misspeculated paths |
| signal(SIGTRAP, SIG_IGN); |
| signal(SIGUSR1, dumpStatsHandler); // dump intermediate stats |
| signal(SIGUSR2, dumprstStatsHandler); // dump and reset stats |
| signal(SIGINT, exitNowHandler); // dump final stats and exit |
| signal(SIGABRT, abortHandler); |
| |
| Py_SetProgramName(argv[0]); |
| |
| // default path to m5 python code is the currently executing |
| // file... Python ZipImporter will find embedded zip archive. |
| // The M5_ARCHIVE environment variable can be used to override this. |
| char *m5_archive = getenv("M5_ARCHIVE"); |
| string pythonpath = m5_archive ? m5_archive : argv[0]; |
| |
| char *oldpath = getenv("PYTHONPATH"); |
| if (oldpath != NULL) { |
| pythonpath += ":"; |
| pythonpath += oldpath; |
| } |
| |
| if (setenv("PYTHONPATH", pythonpath.c_str(), true) == -1) |
| fatal("setenv: %s\n", strerror(errno)); |
| |
| const char *python_home = getenv("PYTHONHOME"); |
| if (!python_home) |
| python_home = PYTHONHOME; |
| Py_SetPythonHome(const_cast<char*>(python_home)); |
| |
| // initialize embedded Python interpreter |
| Py_Initialize(); |
| PySys_SetArgv(argc, argv); |
| |
| // initialize SWIG modules |
| init_swig(); |
| |
| int ret = python_main(); |
| |
| // clean up Python intepreter. |
| Py_Finalize(); |
| |
| return ret; |
| } |