benchmarks/median/median_main.c

   1 //**************************************************************************
   2 // Median filter bencmark
   3 //--------------------------------------------------------------------------
   4 //
   5 // This benchmark performs a 1D three element median filter. The
   6 // input data (and reference data) should be generated using the
   7 // median_gendata.pl perl script and dumped to a file named
   8 // dataset1.h You should not change anything except the
   9 // HOST_DEBUG and PREALLOCATE macros for your timing run.
  10
  11 #include "util.h"
  12
  13 #include "median.h"
  14
  15 //--------------------------------------------------------------------------
  16 // Input/Reference Data
  17
  18 #include "dataset1.h"
  19
  20 //--------------------------------------------------------------------------
  21 // Main
  22
  23 int main( int argc, char* argv[] )
  24 {
  25   int results_data[DATA_SIZE];
  26
  27   // Output the input array
  28   printArray( "input",  DATA_SIZE, input_data  );
  29   printArray( "verify", DATA_SIZE, verify_data );
  30
  31 #if PREALLOCATE
  32   // If needed we preallocate everything in the caches
  33   median( DATA_SIZE, input_data, results_data );
  34 #endif
  35
  36   // Do the filter
  37   setStats(1);
  38   median( DATA_SIZE, input_data, results_data );
  39   setStats(0);
  40
  41   // Print out the results
  42   printArray( "results", DATA_SIZE, results_data );
  43
  44   // Check the results
  45   return verify( DATA_SIZE, results_data, verify_data );
  46 }