1  /* { dg-do run } */
       2  /* { dg-require-effective-target sse4 } */
       3  /* { dg-options "-O2 -msse4.1" } */
       4  
       5  #include "sse4_1-check.h"
       6  
       7  #include <smmintrin.h>
       8  #include <string.h>
       9  
      10  #define NUM 20
      11  
      12  #undef MASK
      13  #define MASK 0xfe
      14  
      15  static void
      16  init_pblendw (short *src1, short *src2)
      17  {
      18    int i, sign = 1;
      19  
      20    for (i = 0; i < NUM * 8; i++)
      21      {
      22        src1[i] = i * i * sign;
      23        src2[i] = (i + 20) * sign;
      24        sign = -sign;
      25      }
      26  }
      27  
      28  static int
      29  check_pblendw (__m128i *dst, short *src1, short *src2)
      30  {
      31    short tmp[8];
      32    int j;
      33  
      34    memcpy (&tmp[0], src1, sizeof (tmp));
      35    for (j = 0; j < 8; j++)
      36      if ((MASK & (1 << j)))
      37        tmp[j] = src2[j];
      38  
      39    return memcmp (dst, &tmp[0], sizeof (tmp));
      40  }
      41  
      42  static void
      43  sse4_1_test (void)
      44  {
      45    __m128i x, y;
      46    union
      47      {
      48        __m128i x[NUM];
      49        short s[NUM * 8];
      50      } dst, src1, src2;
      51    union
      52      {
      53        __m128i x;
      54        short s[8];
      55      } src3;
      56    int i;
      57  
      58    init_pblendw (src1.s, src2.s);
      59  
      60    /* Check pblendw imm8, m128, xmm */
      61    for (i = 0; i < NUM; i++)
      62      {
      63        dst.x[i] = _mm_blend_epi16 (src1.x[i], src2.x[i], MASK); 
      64        if (check_pblendw (&dst.x[i], &src1.s[i * 8], &src2.s[i * 8]))
      65  	abort ();
      66      }
      67      
      68     /* Check pblendw imm8, xmm, xmm */
      69    src3.x = _mm_setzero_si128 ();
      70  
      71    x = _mm_blend_epi16 (dst.x[2], src3.x, MASK);
      72    y = _mm_blend_epi16 (src3.x, dst.x[2], MASK);
      73  
      74    if (check_pblendw (&x, &dst.s[16], &src3.s[0]))
      75      abort ();
      76  
      77    if (check_pblendw (&y, &src3.s[0], &dst.s[16]))
      78      abort ();
      79  }