libgomp/testsuite/libgomp.oacc-c-c++-common/lib-60.c

   1 /* { dg-do run } */
   2 /* { dg-skip-if "" { *-*-* } { "*" } { "-DACC_MEM_SHARED=0" } } */
   3
   4 #include <string.h>
   5 #include <stdlib.h>
   6 #include <openacc.h>
   7
   8 int
   9 main (int argc, char **argv)
  10 {
  11   const int N = 256;
  12   int i;
  13   unsigned char *h;
  14   void *d;
  15
  16   h = (unsigned char *) malloc (N);
  17
  18   for (i = 0; i < N; i++)
  19     {
  20       h[i] = i;
  21     }
  22
  23   d = acc_malloc (N);
  24
  25   acc_memcpy_to_device (d, h, N);
  26
  27   for (i = 0; i < N; i++)
  28     {
  29       if (acc_is_present (h + i, 1) != 0)
  30         abort ();
  31     }
  32
  33   memset (&h[0], 0, N);
  34
  35   acc_memcpy_from_device (h, d, N);
  36
  37   for (i = 0; i < N; i++)
  38     {
  39       if (h[i] != i)
  40         abort ();
  41     }
  42
  43   for (i = 0; i < N; i++)
  44     {
  45       if (acc_is_present (h + i, 1) != 0)
  46         abort ();
  47     }
  48
  49   acc_free (d);
  50
  51   free (h);
  52
  53   return 0;
  54 }