gcc/testsuite/gcc.target/i386/avx512f-vpcompressq-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 #define MASK ((1 << SIZE) - 1)
  12 #include <x86intrin.h>
  13
  14 static void
  15 CALC (long long *s, long long *r, MASK_TYPE mask)
  16 {
  17   int i, k;
  18
  19   for (i = 0, k = 0; i < SIZE; i++)
  20     {
  21       if (mask & (1 << i))
  22         r[k++] = s[i];
  23     }
  24 }
  25
  26 void
  27 TEST (void)
  28 {
  29   UNION_TYPE (AVX512F_LEN, i_q) s, res1, res2;
  30   long long res3[SIZE];
  31   MASK_TYPE compressed_mask, mask = MASK_VALUE;
  32   long long res_ref[SIZE];
  33   int i, mask_bit_count, sign = 1;
  34
  35   for (i = 0; i < SIZE; i++)
  36     {
  37       s.a[i] = 12345 * (i + 200) * sign;
  38       res1.a[i] = DEFAULT_VALUE;
  39       res3[i] = DEFAULT_VALUE;
  40       sign = -sign;
  41     }
  42
  43   res1.x = INTRINSIC (_mask_compress_epi64) (res1.x, mask, s.x);
  44   res2.x = INTRINSIC (_maskz_compress_epi64) (mask, s.x);
  45   INTRINSIC (_mask_compressstoreu_epi64) (res3, mask, s.x);
  46
  47   mask_bit_count = __popcntd (mask & MASK);
  48   compressed_mask = (1 << mask_bit_count) - 1;
  49   CALC (s.a, res_ref, mask);
  50
  51   MASK_MERGE (i_q) (res_ref, compressed_mask, SIZE);
  52   if (UNION_CHECK (AVX512F_LEN, i_q) (res1, res_ref))
  53     abort ();
  54
  55   MASK_ZERO (i_q) (res_ref, compressed_mask, SIZE);
  56   if (UNION_CHECK (AVX512F_LEN, i_q) (res2, res_ref))
  57     abort ();
  58
  59   MASK_MERGE (i_q) (res_ref, compressed_mask, SIZE);
  60   if (checkVl (res3, res_ref, SIZE))
  61     abort ();
  62 }