gcc/testsuite/gcc.target/i386/avx512vbmi-vpermb-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -mavx512vbmi" } */
   3 /* { dg-require-effective-target avx512vbmi } */
   4
   5 #define AVX512VBMI
   6
   7 #include "avx512f-helper.h"
   8
   9 #define SIZE (AVX512F_LEN / 8)
  10 #include "avx512f-mask-type.h"
  11
  12 void
  13 CALC (char *ind, char *src, char *res)
  14 {
  15   int i;
  16
  17   for (i = 0; i < SIZE; i++)
  18     {
  19       res[i] = src[ind[i] & (SIZE - 1)];
  20     }
  21 }
  22
  23 void
  24 TEST (void)
  25 {
  26   UNION_TYPE (AVX512F_LEN, i_b) s1, s2, res1, res2, res3;
  27   char res_ref[SIZE];
  28   MASK_TYPE mask = MASK_VALUE;
  29   int i;
  30
  31   for (i = 0; i < SIZE; i++)
  32     {
  33       s1.a[i] = i * i * i;
  34       s2.a[i] = i + 20;
  35       res2.a[i] = DEFAULT_VALUE;
  36     }
  37
  38   res1.x = INTRINSIC (_permutexvar_epi8) (s1.x, s2.x);
  39   res2.x = INTRINSIC (_mask_permutexvar_epi8) (res2.x, mask, s1.x, s2.x);
  40   res3.x = INTRINSIC (_maskz_permutexvar_epi8) (mask, s1.x, s2.x);
  41   CALC (s1.a, s2.a, res_ref);
  42
  43   if (UNION_CHECK (AVX512F_LEN, i_b) (res1, res_ref))
  44     abort ();
  45
  46   MASK_MERGE (i_b)(res_ref, mask, SIZE);
  47   if (UNION_CHECK (AVX512F_LEN, i_b) (res2, res_ref))
  48     abort ();
  49
  50   MASK_ZERO (i_b)(res_ref, mask, SIZE);
  51   if (UNION_CHECK (AVX512F_LEN, i_b) (res3, res_ref))
  52     abort ();
  53 }