src/sim/core.cc

   1 /*
   2  * Copyright (c) 2006 The Regents of The University of Michigan
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  *
  28  * Authors: Nathan Binkert
  29  *          Steve Reinhardt
  30  */
  31
  32 #include <iostream>
  33 #include <string>
  34
  35 #include "base/callback.hh"
  36 #include "base/output.hh"
  37
  38 using namespace std;
  39
  40 void
  41 setOutputDir(const string &dir)
  42 {
  43     simout.setDirectory(dir);
  44 }
  45
  46 /**
  47  * Queue of C++ callbacks to invoke on simulator exit.
  48  */
  49 inline CallbackQueue &
  50 exitCallbacks()
  51 {
  52     static CallbackQueue theQueue;
  53     return theQueue;
  54 }
  55
  56 /**
  57  * Register an exit callback.
  58  */
  59 void
  60 registerExitCallback(Callback *callback)
  61 {
  62     exitCallbacks().add(callback);
  63 }
  64
  65 /**
  66  * Do C++ simulator exit processing.  Exported to SWIG to be invoked
  67  * when simulator terminates via Python's atexit mechanism.
  68  */
  69 void
  70 doExitCleanup()
  71 {
  72     exitCallbacks().process();
  73     exitCallbacks().clear();
  74
  75     cout.flush();
  76 }