benchmarks initial commit

1 files changed, 140 insertions, 0 deletions

diff --git a/benchmarks/median/median_gendata.pl b/benchmarks/median/median_gendata.pl
new file mode 100755
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+++ b/benchmarks/median/median_gendata.pl
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+#!/usr/bin/perl -w
+#==========================================================================
+# median_gendata.pl
+#
+# Author : Christopher Batten (cbatten@mit.edu)
+# Date   : May 9, 2005
+#
+(our $usageMsg = <<'ENDMSG') =~ s/^\#//gm;
+#
+# Simple script which creates an input data set and the reference data
+# for the median benchmark.
+#
+ENDMSG
+
+use strict "vars";
+use warnings;
+no  warnings("once");
+use Getopt::Long;
+
+#--------------------------------------------------------------------------
+# Command line processing
+#--------------------------------------------------------------------------
+
+our %opts;
+
+sub usage()
+{
+
+  print "\n";
+  print " Usage: median_gendata.pl [options] \n";
+  print "\n";
+  print " Options:\n";
+  print "  --help  print this message\n";
+  print "  --size  size of input data [750]\n";
+  print "  --seed  random seed [1]\n";
+  print "$usageMsg";
+
+  exit();
+}
+
+sub processCommandLine()
+{
+
+  $opts{"help"} = 0;
+  $opts{"size"} = 750;
+  $opts{"seed"} = 1;
+  Getopt::Long::GetOptions( \%opts, 'help|?', 'size:i', 'seed:i' ) or usage();
+  $opts{"help"} and usage();
+
+}
+
+#--------------------------------------------------------------------------
+# Helper Functions
+#--------------------------------------------------------------------------
+
+sub printArray
+{
+  my $arrayName = $_[0];
+  my $arrayRef  = $_[1];
+
+  my $numCols = 20;
+  my $arrayLen = scalar(@{$arrayRef});
+
+  print "int ".$arrayName."[DATA_SIZE] = \n";
+  print "{\n";
+
+  if ( $arrayLen <= $numCols ) {
+    print "  ";
+    for ( my $i = 0; $i < $arrayLen; $i++ ) {
+      print sprintf("%3d",$arrayRef->[$i]);
+      if ( $i != $arrayLen-1 ) {
+        print ", ";
+      }
+    }
+    print "\n";
+  }
+
+  else {
+    my $numRows = int($arrayLen/$numCols);
+    for ( my $j = 0; $j < $numRows; $j++ ) {
+      print "  ";
+      for ( my $i = 0; $i < $numCols; $i++ ) {
+        my $index = $j*$numCols + $i;
+        print sprintf("%3d",$arrayRef->[$index]);
+        if ( $index != $arrayLen-1 ) {
+          print ", ";
+        }
+      }
+      print "\n";
+    }
+
+    if ( $arrayLen > ($numRows*$numCols) ) {
+      print "  ";
+      for ( my $i = 0; $i < ($arrayLen-($numRows*$numCols)); $i++ ) {
+        my $index = $numCols*$numRows + $i;
+        print sprintf("%3d",$arrayRef->[$index]);
+        if ( $index != $arrayLen-1 ) {
+          print ", ";
+        }
+      }
+      print "\n";
+    }
+
+  }
+
+  print  "};\n\n";
+}
+
+#--------------------------------------------------------------------------
+# Main
+#--------------------------------------------------------------------------
+
+sub main()
+{
+
+  processCommandLine();
+  srand($opts{"seed"});
+
+  my @values;
+  for ( my $i = 0; $i < $opts{"size"}; $i++ ) {
+    push( @values, int(rand(999)) );
+  }
+
+  my @median;
+  $median[0] = 0;
+  $median[$opts{"size"}-1] = 0;
+  for ( my $i = 1; $i < $opts{"size"}-1; $i++ ) {
+    my @tempList = ( $values[$i-1], $values[$i], $values[$i+1] );
+    my @sorted = sort { $a <=> $b } @tempList;
+    $median[$i] = $sorted[1];
+  }
+
+  print "\n\#define DATA_SIZE ".$opts{"size"}." \n\n";
+  printArray( "input_data", \@values );
+  printArray( "verify_data", \@median );
+
+}
+
+main();
+