1  /* { dg-do run } */
       2  /* { dg-require-effective-target p8vector_hw } */
       3  /* { dg-options "-O2 -mpower8-vector -Wno-psabi" } */
       4  
       5  #ifndef CHECK_H
       6  #define CHECK_H "sse4_1-check.h"
       7  #endif
       8  
       9  #ifndef TEST
      10  #define TEST sse4_1_test
      11  #endif
      12  
      13  #include CHECK_H
      14  
      15  #include <smmintrin.h>
      16  #include <string.h>
      17  #include <stdlib.h>
      18  
      19  #define NUM 20
      20  
      21  #ifndef MASK
      22  #define MASK 0x0f
      23  #endif
      24  
      25  static void
      26  init_blendps (float *src1, float *src2)
      27  {
      28    int i, sign = 1;
      29  
      30    for (i = 0; i < NUM * 4; 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_blendps (__m128 *dst, float *src1, float *src2)
      40  {
      41    float tmp[4];
      42    int j;
      43  
      44    memcpy (&tmp[0], src1, sizeof (tmp));
      45    for (j = 0; j < 4; 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    __m128 x, y;
      56    union
      57      {
      58        __m128 x[NUM];
      59        float f[NUM * 4];
      60      } dst, src1, src2;
      61    union
      62      {
      63        __m128 x;
      64        float f[4];
      65      } src3;
      66    int i;
      67  
      68    init_blendps (src1.f, src2.f);
      69  
      70    for (i = 0; i < 4; i++)
      71      src3.f[i] = (int) rand ();
      72  
      73    /* Check blendps imm8, m128, xmm */
      74    for (i = 0; i < NUM; i++)
      75      {
      76        dst.x[i] = _mm_blend_ps (src1.x[i], src2.x[i], MASK); 
      77        if (check_blendps (&dst.x[i], &src1.f[i * 4], &src2.f[i * 4]))
      78  	abort ();
      79      }
      80      
      81     /* Check blendps imm8, xmm, xmm */
      82    x = _mm_blend_ps (dst.x[2], src3.x, MASK);
      83    y = _mm_blend_ps (src3.x, dst.x[2], MASK);
      84  
      85    if (check_blendps (&x, &dst.f[8], &src3.f[0]))
      86      abort ();
      87  
      88    if (check_blendps (&y, &src3.f[0], &dst.f[8]))
      89      abort ();
      90  }