gcc/testsuite/gcc.target/i386/avx512bw-vpshufb-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 void
  11 CALC (char *s1, char *s2, char *r)
  12 {
  13   int i;
  14
  15   for (i = 0; i < SIZE; i++)
  16     {
  17       if (s2[i] < 0)
  18         r[i] = 0;
  19       else
  20         r[i] = s1[(s2[i] & 0xf) + 16 * (i / 16)];
  21     }
  22 }
  23
  24 void
  25 TEST (void)
  26 {
  27   UNION_TYPE (AVX512F_LEN, i_b) s1, s2, res1, res2, res3;
  28   char res_ref[SIZE];
  29   int i, sign = 1;
  30   MASK_TYPE mask = MASK_VALUE;
  31
  32   for (i = 0; i < SIZE; i++)
  33     {
  34       s1.a[i] = i * i * sign;
  35       s2.a[i] = 179 - i;
  36       res1.a[i] = DEFAULT_VALUE;
  37       res2.a[i] = DEFAULT_VALUE;
  38       res3.a[i] = DEFAULT_VALUE;
  39       sign = -sign;
  40     }
  41
  42   res1.x = INTRINSIC (_shuffle_epi8) (s1.x, s2.x);
  43   res2.x = INTRINSIC (_mask_shuffle_epi8) (res2.x, mask, s1.x, s2.x);
  44   res3.x = INTRINSIC (_maskz_shuffle_epi8) (mask, s1.x, s2.x);
  45
  46   CALC (s1.a, s2.a, res_ref);
  47
  48   if (UNION_CHECK (AVX512F_LEN, i_b) (res1, res_ref))
  49     abort ();
  50
  51   MASK_MERGE (i_b) (res_ref, mask, SIZE);
  52   if (UNION_CHECK (AVX512F_LEN, i_b) (res2, res_ref))
  53     abort ();
  54
  55   MASK_ZERO (i_b) (res_ref, mask, SIZE);
  56   if (UNION_CHECK (AVX512F_LEN, i_b) (res3, res_ref))
  57     abort ();
  58 }