test/benchmarks/exec/allocpooled.c

   1 /*
   2     Copyright © 2003, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <sys/time.h>
   7 #include <stdio.h>
   8 #include <string.h>
   9
  10 #include <exec/types.h>
  11 #include <exec/memory.h>
  12 #include <proto/exec.h>
  13
  14 int main()
  15 {
  16     struct timeval  tv_start,
  17                     tv_end;
  18     int             count   = 100000000;
  19     double          elapsed = 0.0;
  20     int             i;
  21     APTR            pool;
  22     APTR            memory;
  23
  24     pool = CreatePool(MEMF_ANY, 4 * 100, 100);
  25     AllocPooled(pool, 100); // Avoid bad behaviour of FreePooled()
  26
  27     gettimeofday(&tv_start, NULL);
  28
  29     for(i = 0; i < count; i++)
  30     {
  31         memory = AllocPooled(pool, 100);
  32         if (memory) FreePooled(pool, memory, 100);
  33     }
  34
  35     gettimeofday(&tv_end, NULL);
  36
  37     DeletePool(pool);
  38
  39     elapsed = ((double)(((tv_end.tv_sec * 1000000) + tv_end.tv_usec)
  40             - ((tv_start.tv_sec * 1000000) + tv_start.tv_usec)))/1000000.;
  41
  42     printf
  43     (
  44         "Elapsed time:           %f seconds\n"
  45         "Number of allocations:  %d\n"
  46         "Allocations per second: %f\n"
  47         "Seconds per allocation: %f\n",
  48         elapsed, count, (double) count / elapsed, (double) elapsed / count
  49     );
  50
  51     return 0;
  52 }