52 lines
821 B
C
52 lines
821 B
C
/* Exercise acc_update_device with a NULL data address on nvidia targets. */
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/* { dg-do run { target openacc_nvidia_accel_selected } } */
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#include <stdio.h>
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#include <stdlib.h>
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#include <openacc.h>
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int
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main (int argc, char **argv)
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{
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const int N = 256;
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int i;
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unsigned char *h;
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void *d;
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h = (unsigned char *) malloc (N);
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for (i = 0; i < N; i++)
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{
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h[i] = i;
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}
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d = acc_copyin (h, N);
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if (!d)
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abort ();
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for (i = 0; i < N; i++)
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{
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h[i] = 0xab;
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}
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fprintf (stderr, "CheCKpOInT\n");
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acc_update_device (0, N);
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acc_copyout (h, N);
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for (i = 0; i < N; i++)
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{
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if (h[i] != 0xab)
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abort ();
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}
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free (h);
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return 0;
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}
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/* { dg-output "CheCKpOInT(\n|\r\n|\r).*" } */
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/* { dg-output "\\\[\[^\n\r]*,256\\\] is not mapped" } */
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/* { dg-shouldfail "" } */
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