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

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -mavx512f -mavx512bw -mavx512vbmi2" } */
   3 /* { dg-require-effective-target avx512f } */
   4 /* { dg-require-effective-target avx512vbmi2 } */
   5
   6 #define AVX512F
   7
   8 #define AVX512VBMI2
   9 #include "avx512f-helper.h"
  10
  11 #define SIZE (AVX512F_LEN / 16)
  12 #include "avx512f-mask-type.h"
  13 #include <x86intrin.h>
  14
  15 static void
  16 CALC (short *s, short *r, MASK_TYPE mask)
  17 {
  18   int i, k;
  19
  20   for (i = 0, k = 0; i < SIZE; i++)
  21     {
  22       if (mask & ((long long)1 << i))
  23         r[k++] = s[i];
  24     }
  25 }
  26
  27 void
  28 TEST (void)
  29 {
  30   UNION_TYPE (AVX512F_LEN, i_w) s, res1, res2;
  31   short res3[SIZE];
  32   MASK_TYPE compressed_mask, mask = MASK_VALUE;
  33   short res_ref[SIZE];
  34   int i, mask_bit_count, sign = 1;
  35
  36   for (i = 0; i < SIZE; i++)
  37     {
  38       s.a[i] = 12345 * (i + 200) * sign;
  39       res1.a[i] = DEFAULT_VALUE;
  40       res3[i] = DEFAULT_VALUE;
  41       sign = -sign;
  42     }
  43
  44   res1.x = INTRINSIC (_mask_compress_epi16) (res1.x, mask, s.x);
  45   res2.x = INTRINSIC (_maskz_compress_epi16) (mask, s.x);
  46   INTRINSIC (_mask_compressstoreu_epi16) (res3, mask, s.x);
  47
  48   mask_bit_count = __popcntd (mask);
  49   compressed_mask = ((long long)1 << mask_bit_count) - 1;
  50   CALC (s.a, res_ref, mask);
  51
  52   MASK_MERGE (i_w) (res_ref, compressed_mask, SIZE);
  53
  54   if (UNION_CHECK (AVX512F_LEN, i_w) (res1, res_ref))
  55     abort ();
  56
  57   MASK_ZERO (i_w) (res_ref, compressed_mask, SIZE);
  58   if (UNION_CHECK (AVX512F_LEN, i_w) (res2, res_ref))
  59     abort ();
  60
  61   MASK_MERGE (i_w) (res_ref, compressed_mask, SIZE);
  62   if (checkVs (res3, res_ref, SIZE))
  63     abort ();
  64 }