gcc/testsuite/gcc.target/i386/avx512bw-vpblendmb-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -mavx512bw -DAVX512BW" } */
   3 /* { dg-require-effective-target avx512bw } */
   4
   5 #include "avx512f-helper.h"
   6
   7 #define SIZE (AVX512F_LEN / 8)
   8 #include "avx512f-mask-type.h"
   9
  10 CALC (char *r, char *s1, char *s2, MASK_TYPE mask)
  11 {
  12   int i;
  13   for (i = 0; i < SIZE; i++)
  14     {
  15       r[i] = (mask & (1LL << i)) ? s2[i] : s1[i];
  16     }
  17 }
  18
  19 void
  20 TEST (void)
  21 {
  22   int i, sign;
  23   UNION_TYPE (AVX512F_LEN, i_b) res1, src1, src2;
  24   MASK_TYPE mask = MASK_VALUE;
  25   char res_ref[SIZE];
  26
  27   sign = -1;
  28   for (i = 0; i < SIZE; i++)
  29     {
  30       src1.a[i] = 15 + 46 * i * sign;
  31       src2.a[i] = -22 + i * sign;
  32       sign = sign * -1;
  33     }
  34
  35   res1.x = INTRINSIC (_mask_blend_epi8) (mask, src1.x, src2.x);
  36
  37   CALC (res_ref, src1.a, src2.a, mask);
  38
  39   if (UNION_CHECK (AVX512F_LEN, i_b) (res1, res_ref))
  40     abort ();
  41 }