gcc/testsuite/gcc.target/i386/avx512f-vpermt2pd-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -mavx512f" } */
   3 /* { dg-require-effective-target avx512f } */
   4
   5 #define AVX512F
   6
   7 #include "avx512f-helper.h"
   8
   9 #define SIZE (AVX512F_LEN / 64)
  10 #include "avx512f-mask-type.h"
  11 #include "math.h"
  12
  13 static void
  14 CALC (double *dst, double *src1, long long *ind, double *src2)
  15 {
  16   int i;
  17
  18   for (i = 0; i < SIZE; i++)
  19     {
  20       unsigned long long offset = ind[i] & (SIZE - 1);
  21       unsigned long long cond = ind[i] & SIZE;
  22
  23       dst[i] = cond ? src2[offset] : src1[offset];
  24     }
  25 }
  26
  27 void
  28 TEST (void)
  29 {
  30   int i;
  31   UNION_TYPE (AVX512F_LEN, d) s1, s2, res1, res2, res3;
  32   UNION_TYPE (AVX512F_LEN, i_q) ind;
  33   double res_ref[SIZE];
  34
  35   MASK_TYPE mask = MASK_VALUE;
  36
  37   for (i = 0; i < SIZE; i++)
  38     {
  39       ind.a[i] = 17 * (i << 1);
  40       s1.a[i] = DEFAULT_VALUE;
  41       s2.a[i] = 22.5 * i;
  42
  43       res1.a[i] = DEFAULT_VALUE;
  44       res2.a[i] = DEFAULT_VALUE;
  45       res3.a[i] = DEFAULT_VALUE;
  46     }
  47
  48   CALC (res_ref, s1.a, ind.a, s2.a);
  49
  50   res1.x = INTRINSIC (_permutex2var_pd) (s1.x, ind.x, s2.x);
  51   res2.x = INTRINSIC (_mask_permutex2var_pd) (s1.x, mask, ind.x, s2.x);
  52   res3.x =
  53     INTRINSIC (_maskz_permutex2var_pd) (mask, s1.x, ind.x, s2.x);
  54
  55   if (UNION_CHECK (AVX512F_LEN, d) (res1, res_ref))
  56     abort ();
  57
  58   MASK_MERGE (d) (res_ref, mask, SIZE);
  59   if (UNION_CHECK (AVX512F_LEN, d) (res2, res_ref))
  60     abort ();
  61
  62   MASK_ZERO (d) (res_ref, mask, SIZE);
  63   if (UNION_CHECK (AVX512F_LEN, d) (res3, res_ref))
  64     abort ();
  65 }