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37 lines
593 B
C
37 lines
593 B
C
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#include <omp.h>
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#include <stdlib.h>
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int
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main (void)
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{
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int i = 0, j = 0, k = 0, l = 0;
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#pragma omp parallel num_threads(4) reduction(-:i) reduction(|:k) \
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reduction(^:l)
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{
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if (i != 0 || k != 0 || l != 0)
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#pragma omp atomic
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j |= 1;
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if (omp_get_num_threads () != 4)
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#pragma omp atomic
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j |= 2;
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i = omp_get_thread_num ();
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k = 1 << (2 * i);
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l = 0xea << (3 * i);
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}
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if (j & 1)
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abort ();
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if ((j & 2) == 0)
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{
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if (i != (0 + 1 + 2 + 3))
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abort ();
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if (k != 0x55)
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abort ();
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if (l != 0x1e93a)
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abort ();
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}
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return 0;
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}
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