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51 lines
818 B
C
51 lines
818 B
C
#define size 8
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#pragma omp declare target
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int
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identity (int x)
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{
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return x;
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}
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int
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expx (int x, int n)
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{
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for (int i = 0; i < n - 1; i++)
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x *= x;
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return x;
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}
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float
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init (int x, int y)
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{
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int x1 = identity (identity (identity (identity (x))));
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int y1 = identity (identity (identity (identity (y))));
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int x2 = expx (x1, 2);
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int y2 = expx (y1, 2);
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return (x2 + y2);
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}
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#pragma omp end declare target
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int
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main ()
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{
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int i, j;
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int a[size][size];
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#pragma omp target teams map(to:a[:size][:size])
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#pragma omp distribute parallel for default(none) private(i, j) shared(a)
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for (i = 0; i < size; ++i)
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for (j = 0; j < size; ++j)
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a[i][j] = init (i, j);
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for (i = 0; i < size; ++i)
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for (j = 0; j < size; ++j)
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if (i * i + j * j != a[i][j])
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__builtin_abort ();
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return 0;
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}
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