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/* PR rtl-optimization/21239 */

/* { dg-do run } */

/* { dg-options "-O2 -msse2" } */

/* { dg-require-effective-target sse2 } */

#include "sse2-check.h"

#include <emmintrin.h>

void

foo (unsigned int x, double *y, const double *z)

{

  __m128d tmp;

  while (x)

    {

      tmp = _mm_load_sd (z);

      _mm_store_sd (y, tmp);

      --x; ++z; ++y;

    }

}

void

bar (unsigned int x, float *y, const float *z)

{

  __m128 tmp;

  unsigned int i;

  for (i = 0; i < x; ++i)

    {

      tmp = (__m128) { *z, 0, 0, 0 };

      *y = __builtin_ia32_vec_ext_v4sf (tmp, 0);

      ++z; ++y;

    }

  for (i = 0; i < x; ++i)

    {

      tmp = (__m128) { 0, *z, 0, 0 };

      *y = __builtin_ia32_vec_ext_v4sf (tmp, 1);

      ++z; ++y;

    }

  for (i = 0; i < x; ++i)

    {

      tmp = (__m128) { 0, 0, *z, 0 };

      *y = __builtin_ia32_vec_ext_v4sf (tmp, 2);

      ++z; ++y;

    }

  for (i = 0; i < x; ++i)

    {

      tmp = (__m128) { 0, 0, 0, *z };

      *y = __builtin_ia32_vec_ext_v4sf (tmp, 3);

      ++z; ++y;

    }

}

static void

sse2_test (void)

{

  unsigned int i;

  double a[16], b[16];

  float c[16], d[16];

  for (i = 0; i < 16; ++i)

    {

      a[i] = 1;

      b[i] = 2;

      c[i] = 3;

      d[i] = 4;

    }

  foo (16, a, b);

  bar (4, c, d);

  for (i = 0; i < 16; ++i)

    {

      if (a[i] != 2)

        abort ();

      if (c[i] != 4)

        abort ();

    }

}