Subversion Repositories openrisc_2011-10-31

/* { dg-do run } */

/* { dg-require-effective-target sse4 } */

/* { dg-options "-O2 -msse4.1" } */

#ifndef CHECK_H

#define CHECK_H "sse4_1-check.h"

#endif

#ifndef TEST

#define TEST sse4_1_test

#endif

#include CHECK_H

#include <smmintrin.h>

#define NUM 64

static unsigned short

int_to_ushort (int iVal)

{

  unsigned short sVal;

  if (iVal < 0)

    sVal = 0;

  else if (iVal > 0xffff)

    sVal = 0xffff;

  else sVal = iVal;

  return sVal;

}

static void

TEST (void)

{

  union

    {

      __m128i x[NUM / 4];

      int i[NUM];

    } src1, src2;

  union

    {

      __m128i x[NUM / 4];

      unsigned short s[NUM * 2];

    } dst;

  int i, sign = 1;

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

    {

      src1.i[i] = i * i * sign;

      src2.i[i] = (i + 20) * sign;

      sign = -sign;

    }

  for (i = 0; i < NUM; i += 4)

    dst.x[i / 4] = _mm_packus_epi32 (src1.x [i / 4], src2.x [i / 4]);

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

    {

      int dstIndex;

      unsigned short sVal;

      sVal = int_to_ushort (src1.i[i]);

      dstIndex = (i % 4) + (i / 4) * 8;

      if (sVal != dst.s[dstIndex])

        abort ();

      sVal = int_to_ushort (src2.i[i]);

      dstIndex += 4;

      if (sVal != dst.s[dstIndex])

        abort ();

    }

}