gcc/testsuite/gcc.target/i386/avx512bw-vpermi2w-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 / 16)
   8 #include "math.h"
   9 #include "values.h"
  10 #include "avx512f-mask-type.h"
  11
  12 #define NUM 32
  13
  14 void
  15 CALC (short *dst, short *src1, short *ind, short *src2)
  16 {
  17   int i;
  18
  19   for (i = 0; i < SIZE; i++)
  20     {
  21       unsigned long long offset = ind[i] & (SIZE - 1);
  22       unsigned long long cond = ind[i] & SIZE;
  23
  24       dst[i] = cond ? src2[offset] : src1[offset];
  25     }
  26 }
  27
  28 void
  29 TEST (void)
  30 {
  31   int i, j;
  32   UNION_TYPE (AVX512F_LEN, i_w) s1, s2, res, ind;
  33   short res_ref[SIZE];
  34
  35   MASK_TYPE mask = MASK_VALUE;
  36
  37   for (i = 0; i < NUM; i++)
  38     {
  39       for (j = 0; j < SIZE; j++)
  40         {
  41           ind.a[j] = DEFAULT_VALUE;
  42           s1.a[j] = i * 2 * j + 1;
  43           s2.a[j] = i * 2 * j;
  44
  45           res.a[j] = DEFAULT_VALUE;
  46         }
  47
  48       CALC (res_ref, s1.a, ind.a, s2.a);
  49
  50       res.x =
  51         INTRINSIC (_mask2_permutex2var_epi16) (s1.x, ind.x, mask,
  52                                                s2.x);
  53
  54       MASK_MERGE (i_w) (res_ref, mask, SIZE);
  55       if (UNION_CHECK (AVX512F_LEN, i_w) (res, res_ref))
  56         abort ();
  57     }
  58 }