gcc/testsuite/gcc.target/i386/avx512bw-vpmovswb-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -mavx512bw" } */
   3 /* { dg-require-effective-target avx512bw } */
   4
   5 #define AVX512BW
   6 #include "avx512f-helper.h"
   7
   8 #define SIZE (AVX512F_LEN / 16)
   9 #define SIZE_HALF (AVX512F_LEN_HALF / 8)
  10 #include "avx512f-mask-type.h"
  11 #include <limits.h>
  12
  13 void
  14 CALC (char *r, short *s)
  15 {
  16   int i;
  17   for (i = 0; i < SIZE_HALF; i++)
  18     {
  19       if (s[i] < CHAR_MIN)
  20         r[i] = CHAR_MIN;
  21       else if (s[i] > CHAR_MAX)
  22         r[i] = CHAR_MAX;
  23       else
  24         r[i] = s[i];
  25       r[i] = (i < SIZE) ? r[i] : 0;
  26     }
  27 }
  28
  29 void
  30 TEST (void)
  31 {
  32   int i, sign;
  33   UNION_TYPE (AVX512F_LEN_HALF, i_b) res1, res2, res3;
  34   UNION_TYPE (AVX512F_LEN, i_w) src;
  35   MASK_TYPE mask = MASK_VALUE;
  36   char res_ref[32];
  37
  38   sign = -1;
  39   for (i = 0; i < SIZE; i++)
  40     {
  41       src.a[i] = 1 + 34 * i * sign;
  42       sign = sign * -1;
  43       res2.a[i] = DEFAULT_VALUE;
  44     }
  45
  46   res1.x = INTRINSIC (_cvtsepi16_epi8) (src.x);
  47   res2.x = INTRINSIC (_mask_cvtsepi16_epi8) (res2.x, mask, src.x);
  48   res3.x = INTRINSIC (_maskz_cvtsepi16_epi8) (mask, src.x);
  49
  50   CALC (res_ref, src.a);
  51
  52   if (UNION_CHECK (AVX512F_LEN_HALF, i_b) (res1, res_ref))
  53     abort ();
  54
  55   MASK_MERGE (i_b) (res_ref, mask, SIZE);
  56   if (UNION_CHECK (AVX512F_LEN_HALF, i_b) (res2, res_ref))
  57     abort ();
  58
  59   MASK_ZERO (i_b) (res_ref, mask, SIZE);
  60   if (UNION_CHECK (AVX512F_LEN_HALF, i_b) (res3, res_ref))
  61     abort ();
  62 }