Robust/src/Benchmarks/Prefetch/Moldyn/java/JGFTimer.java

   1 /**************************************************************************
   2  *                                                                         *
   3  *         Java Grande Forum Benchmark Suite - Thread Version 1.0          *
   4  *                                                                         *
   5  *                            produced by                                  *
   6  *                                                                         *
   7  *                  Java Grande Benchmarking Project                       *
   8  *                                                                         *
   9  *                                at                                       *
  10  *                                                                         *
  11  *                Edinburgh Parallel Computing Centre                      *
  12  *                                                                         *
  13  *                email: epcc-javagrande@epcc.ed.ac.uk                     *
  14  *                                                                         *
  15  *                                                                         *
  16  *      This version copyright (c) The University of Edinburgh, 1999.      *
  17  *                         All rights reserved.                            *
  18  *                                                                         *
  19  **************************************************************************/
  20
  21 public class JGFTimer {
  22
  23   public String name;
  24   public String opname;
  25   public double time;
  26   public double opcount;
  27   public long calls;
  28   public int size;
  29
  30   private long start_time;
  31   private boolean on;
  32
  33   public JGFTimer(String name, String opname){
  34     this.size = -1;
  35     this.name = name;
  36     this.opname = opname;
  37     reset();
  38   }
  39
  40   public JGFTimer(String name, String opname, int size){
  41     this.name = name;
  42     this.opname = opname;
  43     this.size = size;
  44     reset();
  45   }
  46
  47   public JGFTimer(String name){
  48     this(name,"");
  49   }
  50
  51
  52
  53   public void start(){
  54     if (on) System.out.println("Warning timer " + name + " was already turned on");
  55     on = true;
  56     start_time = System.currentTimeMillis();
  57   }
  58
  59
  60   public void stop(){
  61     time += (double) (System.currentTimeMillis()-start_time) / 1000.;
  62     if (!on) System.out.println("Warning timer " + name + " wasn't turned on");
  63     calls++;
  64     on = false;
  65   }
  66
  67   public void addops(double count){
  68     opcount += count;
  69   }
  70
  71   public void addtime(double added_time){
  72     time += added_time;
  73   }
  74
  75   public void reset(){
  76     time = 0.0;
  77     calls = 0;
  78     opcount = 0;
  79     on = false;
  80   }
  81
  82   public double perf(){
  83     return opcount / time;
  84   }
  85
  86   public void longprint(){
  87     System.out.println("Timer            Calls         Time(s)       Performance("+opname+"/s)");
  88     System.out.println(name + "           " + calls +    "           "  +  time + "        " + this.perf());
  89   }
  90
  91   public void print(){
  92     if (opname.equals("")) {
  93       System.out.println(name + "   " + time + " (s)");
  94     }
  95     else {
  96
  97       switch(size) {
  98         case 0:
  99           System.out.println(name + ":SizeA" + "\t" + time + " (s) \t " + (float)this.perf() + "\t"
 100               + " ("+opname+"/s)");
 101           break;
 102         case 1:
 103           System.out.println(name + ":SizeB" + "\t" + time + " (s) \t " + (float)this.perf() + "\t"
 104               + " ("+opname+"/s)");
 105           break;
 106         case 2:
 107           System.out.println(name + ":SizeC" + "\t" + time + " (s) \t " + (float)this.perf() + "\t"
 108               + " ("+opname+"/s)");
 109           break;
 110         default:
 111           System.out.println(name + "\t" + time + " (s) \t " + (float)this.perf() + "\t"
 112               + " ("+opname+"/s)");
 113           break;
 114       }
 115
 116     }
 117   }
 118
 119
 120   public void printperf(){
 121
 122     String name;
 123     name = this.name;
 124
 125     // pad name to 40 characters
 126     while ( name.length() < 40 ) name = name + " ";
 127
 128     System.out.println(name + "\t" + (float)this.perf() + "\t"
 129         + " ("+opname+"/s)");
 130   }
 131
 132 }