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37 lines
489 B
C
37 lines
489 B
C
/* { dg-do run } */
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#include <stdlib.h>
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#define THRESHOLD 20
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#pragma omp declare target
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int fib (int n)
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{
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if (n <= 0)
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return 0;
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else if (n == 1)
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return 1;
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else
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return fib (n - 1) + fib (n - 2);
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}
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#pragma omp end declare target
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int fib_wrapper (int n)
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{
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int x = 0;
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#pragma omp target if(n > THRESHOLD)
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x = fib (n);
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return x;
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}
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int main ()
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{
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if (fib (15) != fib_wrapper (15))
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abort ();
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if (fib (25) != fib_wrapper (25))
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abort ();
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return 0;
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}
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