65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
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/* { dg-skip-if "" { *-*-* } { "-DACC_MEM_SHARED=1" } } */
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#include <openacc.h>
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#include <assert.h>
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#include <stdlib.h>
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#define SIZE 1024
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int
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main (int argc, char *argv[])
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{
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char *block1 = (char *) malloc (SIZE);
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char *block2 = (char *) malloc (SIZE);
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char *block3 = (char *) malloc (SIZE);
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/* Doing this twice ensures that we have a non-zero virtual refcount. Make
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sure that works too. */
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#ifdef OPENACC_API
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acc_copyin (block1, SIZE);
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acc_copyin (block1, SIZE);
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#else
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#pragma acc enter data copyin(block1[0:SIZE])
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#pragma acc enter data copyin(block1[0:SIZE])
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#endif
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#pragma acc data copy(block1[0:SIZE], block2[0:SIZE], block3[0:SIZE])
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{
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/* The first copyin of block2 is the enclosing data region. This
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"enter data" should make it live beyond the end of this region. */
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#ifdef OPENACC_API
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acc_copyin (block2, SIZE);
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#else
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#pragma acc enter data copyin(block2[0:SIZE])
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#endif
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}
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assert (acc_is_present (block1, SIZE));
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assert (acc_is_present (block2, SIZE));
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assert (!acc_is_present (block3, SIZE));
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#ifdef OPENACC_API
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acc_copyout (block1, SIZE);
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assert (acc_is_present (block1, SIZE));
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acc_copyout (block1, SIZE);
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assert (!acc_is_present (block1, SIZE));
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acc_copyout (block2, SIZE);
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assert (!acc_is_present (block2, SIZE));
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#else
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#pragma acc exit data copyout(block1[0:SIZE])
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assert (acc_is_present (block1, SIZE));
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#pragma acc exit data copyout(block1[0:SIZE])
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assert (!acc_is_present (block1, SIZE));
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#pragma acc exit data copyout(block2[0:SIZE])
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assert (!acc_is_present (block2, SIZE));
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#endif
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free (block1);
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free (block2);
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free (block3);
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return 0;
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}
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