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https://github.com/autc04/Retro68.git
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68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
/* { dg-do run } */
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/* { dg-options "-O2 -std=c99" } */
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/* { dg-additional-options "-msse2" { target sse2_runtime } } */
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/* { dg-additional-options "-mavx" { target avx_runtime } } */
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int
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main ()
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{
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int b, c = 0;
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b = 7;
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#pragma omp simd linear(b:2) reduction(+:c)
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for (int i = 0; i < 64; i++)
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{
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c = c + (b != 7 + 2 * i);
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b = b + 2;
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}
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if (c || b != 7 + 64 * 2)
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__builtin_abort ();
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b = 7;
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#pragma omp simd linear(b:3) reduction(+:c)
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for (int i = 0; i < 64; i += 4)
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{
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c = c + (b != 7 + i / 4 * 3);
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b = b + 3;
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}
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if (c || b != 7 + 16 * 3)
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__builtin_abort ();
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b = 7;
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#pragma omp simd collapse (2) linear(b:2) reduction(+:c)
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for (int i = 0; i < 8; i++)
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for (int j = 0; j < 8; j++)
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{
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c = c + (b != 7 + 2 * j + 2 * 8 * i);
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b = b + 2;
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}
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if (c || b != 7 + 64 * 2)
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__builtin_abort ();
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b = 7;
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#pragma omp parallel for simd schedule (static, 4) linear(b:2) reduction(+:c)
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for (int i = 0; i < 64; i++)
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{
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c = c + (b != 7 + 2 * i);
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b = b + 2;
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}
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if (c || b != 7 + 64 * 2)
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__builtin_abort ();
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b = 7;
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#pragma omp parallel for simd schedule (static, 4) linear(b:3) reduction(+:c)
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for (int i = 0; i < 64; i += 4)
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{
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c = c + (b != 7 + i / 4 * 3);
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b = b + 3;
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}
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if (c || b != 7 + 16 * 3)
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__builtin_abort ();
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b = 7;
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#pragma omp parallel for simd collapse (2) schedule (static, 4) linear(b:2) reduction(+:c)
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for (int i = 0; i < 8; i++)
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for (int j = 0; j < 8; j++)
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{
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c = c + (b != 7 + 2 * j + 2 * 8 * i);
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b = b + 2;
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}
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if (c || b != 7 + 64 * 2)
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__builtin_abort ();
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return 0;
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}
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