dol/src/dol/visitor/cbe/CbeConstantVisitor.java

   1 /* $Id: CbeConstantVisitor.java 1 2010-02-24 13:03:05Z haidw $ */
   2 package dol.visitor.cbe;
   3
   4 import java.io.FileOutputStream;
   5 import java.io.OutputStream;
   6 import java.util.HashMap;
   7
   8 import dol.datamodel.pn.Channel;
   9 import dol.datamodel.pn.Port;
  10 import dol.datamodel.pn.Process;
  11 import dol.datamodel.pn.ProcessNetwork;
  12 import dol.main.UserInterface;
  13 import dol.util.CodePrintStream;
  14 import dol.visitor.PNVisitor;
  15
  16 /**
  17  * This class is a class for a constant file
  18  *
  19  * @author lschor, 2008-11-08
  20  *
  21  * Revision:
  22  * 2008-11-08: Created
  23  */
  24 public class CbeConstantVisitor extends PNVisitor {
  25
  26     /**
  27      * Constructor.
  28      *
  29      * @param dir path of this file
  30      */
  31     public CbeConstantVisitor(String dir, HashMap<Port, Integer> portMap) {
  32         _dir = dir;
  33         _portMap = portMap;
  34     }
  35
  36     /**
  37      * Visit process network.
  38      *
  39      * @param x process network that needs to be rendered
  40      */
  41     public void visitComponent(ProcessNetwork x) {
  42         try {
  43             _ui = UserInterface.getInstance();
  44             String filename = _dir + _delimiter + "lib" + _delimiter
  45                     + "constant.h";
  46             OutputStream file = new FileOutputStream(filename);
  47             _mainPS = new CodePrintStream(file);
  48
  49             int numSpes = 0;
  50
  51             for (Process p : x.getProcessList())
  52             {
  53                 if (p.getNumOfInports() > 0 && p.getNumOfOutports() > 0)
  54                     numSpes++;
  55             }
  56
  57             //create header section
  58             _mainPS.println("// ========================");
  59             _mainPS.println("// constant.c file");
  60             _mainPS.println("// ========================");
  61
  62             //includes
  63             _mainPS.println("#include <stdio.h>");
  64
  65             //define the number of FIFO queues and the number of processes
  66             _mainPS.println("#ifndef _CONSTANT_H_");
  67             _mainPS.println("#define _CONSTANT_H_");
  68             _mainPS.println("");
  69             _mainPS.println("#define NUM_PROCS "
  70                     + x.getProcessList().size());
  71             _mainPS.println("#define NUM_SPES " + numSpes);
  72             _mainPS.println("#define NUM_FIFO "
  73                     + x.getChannelList().size());
  74             _mainPS.println("");
  75             _mainPS.println("#endif // _CONSTANT_H_ ");
  76             _mainPS.println("");
  77         }
  78         catch (Exception e) {
  79             System.out.println("CbeModuleVisitor: exception occured: "
  80                                + e.getMessage());
  81             e.printStackTrace();
  82         }
  83     }
  84
  85     /**
  86      *
  87      * @param x process that needs to be processed
  88      */
  89     public void visitComponent(Process x) {
  90     }
  91
  92     /**
  93      *
  94      * @param x channel that needs to be processed
  95      */
  96     public void visitComponent(Channel x) {
  97     }
  98
  99     protected CodePrintStream _mainPS = null;
 100     protected String _dir = null;
 101     protected HashMap<Port, Integer> _portMap;
 102 }