mirror of git://gcc.gnu.org/git/gcc.git
79 lines
1.4 KiB
C
79 lines
1.4 KiB
C
// { dg-do run }
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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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extern "C" void abort ();
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int a[1024] __attribute__((aligned (32))) = { 1 };
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int b[1024] __attribute__((aligned (32))) = { 1 };
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int k, m;
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struct U { U (); ~U (); int u; };
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struct V
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{
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V () : v (8) {}
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~V ()
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{
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if (v > 38 + 4 + 3 * 1024 + 1)
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abort ();
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}
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V &operator= (const V &x) { v = x.v + 1; return *this; }
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int v;
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};
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__attribute__((noinline, noclone))
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U::U () : u (6)
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{
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}
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__attribute__((noinline, noclone))
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U::~U ()
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{
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if (u > 38 + 4 + 3 * 1023)
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abort ();
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}
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__attribute__((noinline, noclone)) int
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foo (int *p)
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{
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int i, s = 0;
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U u;
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V v;
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#pragma omp simd aligned(a, p : 32) linear(k: m + 1) \
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reduction(+:s) lastprivate(u, v)
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for (i = 0; i < 1024; i++)
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{
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a[i] *= p[i];
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u.u = p[i] + k;
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k += m + 1;
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v.v = p[i] + k;
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s += p[i] + k;
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}
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if (u.u != 36 + 4 + 3 * 1023 || v.v != 36 + 4 + 3 * 1024 + 1)
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abort ();
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return s;
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}
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int
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main ()
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{
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#if __SIZEOF_INT__ >= 4
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int i;
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k = 4;
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m = 2;
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for (i = 0; i < 1024; i++)
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{
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a[i] = i - 512;
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b[i] = (i - 51) % 39;
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}
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int s = foo (b);
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for (i = 0; i < 1024; i++)
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{
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if (b[i] != (i - 51) % 39
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|| a[i] != (i - 512) * b[i])
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abort ();
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}
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if (k != 4 + 3 * 1024 || s != 1596127)
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abort ();
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#endif
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return 0;
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}
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