1  /* { dg-do run } */
       2  /* { dg-options "-O2 -mpower8-vector -Wno-psabi" } */
       3  /* { dg-require-effective-target p8vector_hw } */
       4  
       5  #define NO_WARN_X86_INTRINSICS 1
       6  #ifndef CHECK_H
       7  #define CHECK_H "sse4_1-check.h"
       8  #endif
       9  
      10  #ifndef TEST
      11  #define TEST sse4_1_test
      12  #endif
      13  
      14  #include CHECK_H
      15  
      16  #include <smmintrin.h>
      17  #include <string.h>
      18  
      19  #define NUM 20
      20  
      21  #ifndef MASK
      22  #define MASK 0x0f
      23  #endif
      24  
      25  static void
      26  init_pblendw (short *src1, short *src2)
      27  {
      28    int i, sign = 1;
      29  
      30    for (i = 0; i < NUM * 8; i++)
      31      {
      32        src1[i] = i * i * sign;
      33        src2[i] = (i + 20) * sign;
      34        sign = -sign;
      35      }
      36  }
      37  
      38  static int
      39  check_pblendw (__m128i *dst, short *src1, short *src2)
      40  {
      41    short tmp[8];
      42    int j;
      43  
      44    memcpy (&tmp[0], src1, sizeof (tmp));
      45    for (j = 0; j < 8; j++)
      46      if ((MASK & (1 << j)))
      47        tmp[j] = src2[j];
      48  
      49    return memcmp (dst, &tmp[0], sizeof (tmp));
      50  }
      51  
      52  static void
      53  TEST (void)
      54  {
      55    __m128i x, y;
      56    union
      57      {
      58        __m128i x[NUM];
      59        short s[NUM * 8];
      60      } dst, src1, src2;
      61    union
      62      {
      63        __m128i x;
      64        short s[8];
      65      } src3;
      66    int i;
      67  
      68    init_pblendw (src1.s, src2.s);
      69  
      70    /* Check pblendw imm8, m128, xmm */
      71    for (i = 0; i < NUM; i++)
      72      {
      73        dst.x[i] = _mm_blend_epi16 (src1.x[i], src2.x[i], MASK); 
      74        if (check_pblendw (&dst.x[i], &src1.s[i * 8], &src2.s[i * 8]))
      75  	abort ();
      76      }
      77      
      78     /* Check pblendw imm8, xmm, xmm */
      79    src3.x = _mm_setzero_si128 ();
      80  
      81    x = _mm_blend_epi16 (dst.x[2], src3.x, MASK);
      82    y = _mm_blend_epi16 (src3.x, dst.x[2], MASK);
      83  
      84    if (check_pblendw (&x, &dst.s[16], &src3.s[0]))
      85      abort ();
      86  
      87    if (check_pblendw (&y, &src3.s[0], &dst.s[16]))
      88      abort ();
      89  }