gcc/testsuite/gcc.target/i386/avx512bw-vpmovsxbw-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 SRC_SIZE (AVX512F_LEN_HALF / 8)
   9 #define DST_SIZE (AVX512F_LEN / 16)
  10 #include "avx512f-mask-type.h"
  11
  12 void
  13 CALC (char *s, short *r)
  14 {
  15   int i;
  16
  17   for (i = 0; i < DST_SIZE; i++)
  18     {
  19       r[i] = (short) s[i];
  20     }
  21 }
  22
  23 void
  24 TEST (void)
  25 {
  26   UNION_TYPE (AVX512F_LEN_HALF, i_b) s;
  27   UNION_TYPE (AVX512F_LEN, i_w) res1, res2, res3;
  28   MASK_TYPE mask = MASK_VALUE;
  29   short res_ref[DST_SIZE];
  30   int i, sign = 1;
  31
  32   for (i = 0; i < SRC_SIZE; i++)
  33     {
  34       s.a[i] = 8 * i * sign;
  35       sign = -sign;
  36     }
  37
  38   for (i = 0; i < DST_SIZE; i++)
  39     res2.a[i] = DEFAULT_VALUE;
  40
  41   res1.x = INTRINSIC (_cvtepi8_epi16) (s.x);
  42   res2.x = INTRINSIC (_mask_cvtepi8_epi16) (res2.x, mask, s.x);
  43   res3.x = INTRINSIC (_maskz_cvtepi8_epi16) (mask, s.x);
  44
  45   CALC (s.a, res_ref);
  46
  47   if (UNION_CHECK (AVX512F_LEN, i_w) (res1, res_ref))
  48     abort ();
  49
  50   MASK_MERGE (i_w) (res_ref, mask, DST_SIZE);
  51   if (UNION_CHECK (AVX512F_LEN, i_w) (res2, res_ref))
  52     abort ();
  53
  54   MASK_ZERO (i_w) (res_ref, mask, DST_SIZE);
  55   if (UNION_CHECK (AVX512F_LEN, i_w) (res3, res_ref))
  56     abort ();
  57 }