Subversion Repositories openrisc_me

/* { 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>

#include <string.h>

#define msk0 0xC0

#define msk1 0x01

#define msk2 0xF2

#define msk3 0x03

#define msk4 0x84

#define msk5 0x05

#define msk6 0xE6

#define msk7 0x67

static __m128i

compute_mpsadbw (unsigned char *v1, unsigned char *v2, int mask)

{

  union

    {

      __m128i x;

      unsigned short s[8];

    } ret;

  unsigned char s[4];

  int i, j;

  int offs1, offs2;

  offs2 = 4 * (mask & 3);

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

    s[i] = v2[offs2 + i];

  offs1 = 4 * ((mask & 4) >> 2);

  for (j = 0; j < 8; j++)

    {

      ret.s[j] = 0;

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

        ret.s[j] += abs (v1[offs1 + j + i] - s[i]);

    }

  return ret.x;

}

static void

TEST (void)

{

  union

    {

      __m128i x;

      unsigned int i[4];

      unsigned char c[16];

    } val1, val2, val3 [8];

  __m128i res[8], tmp;

  unsigned char masks[8];

  int i;

  val1.i[0] = 0x35251505;

  val1.i[1] = 0x75655545;

  val1.i[2] = 0xB5A59585;

  val1.i[3] = 0xF5E5D5C5;

  val2.i[0] = 0x31211101;

  val2.i[1] = 0x71615141;

  val2.i[2] = 0xB1A19181;

  val2.i[3] = 0xF1E1D1C1;

  for (i=0; i < 8; i++)

    switch (i % 3)

      {

      case 1:

        val3[i].i[0] = 0xF1E1D1C1;

        val3[i].i[1] = 0xB1A19181;

        val3[i].i[2] = 0x71615141;

        val3[i].i[3] = 0x31211101;

        break;

      default:

        val3[i].x = val2.x;

        break;

      }

  /* Check mpsadbw imm8, xmm, xmm.  */

  res[0] = _mm_mpsadbw_epu8 (val1.x, val2.x, msk0);

  res[1] = _mm_mpsadbw_epu8 (val1.x, val2.x, msk1);

  res[2] = _mm_mpsadbw_epu8 (val1.x, val2.x, msk2);

  res[3] = _mm_mpsadbw_epu8 (val1.x, val2.x, msk3);

  res[4] = _mm_mpsadbw_epu8 (val1.x, val2.x, msk4);

  res[5] = _mm_mpsadbw_epu8 (val1.x, val2.x, msk5);

  res[6] = _mm_mpsadbw_epu8 (val1.x, val2.x, msk6);

  res[7] = _mm_mpsadbw_epu8 (val1.x, val2.x, msk7);

  masks[0] = msk0;

  masks[1] = msk1;

  masks[2] = msk2;

  masks[3] = msk3;

  masks[4] = msk4;

  masks[5] = msk5;

  masks[6] = msk6;

  masks[7] = msk7;

  for (i=0; i < 8; i++)

    {

      tmp = compute_mpsadbw (val1.c, val2.c, masks[i]);

      if (memcmp (&tmp, &res[i], sizeof (tmp)))

        abort ();

    }

  /* Check mpsadbw imm8, m128, xmm.  */

  for (i=0; i < 8; i++)

    {

      res[i] = _mm_mpsadbw_epu8 (val1.x, val3[i].x, msk4);

      masks[i] = msk4;

    }

  for (i=0; i < 8; i++)

    {

      tmp = compute_mpsadbw (val1.c, val3[i].c, masks[i]);

      if (memcmp (&tmp, &res[i], sizeof (tmp)))

        abort ();

    }

}