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

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -mavx512bw -DAVX512BW" } */
   3 /* { dg-require-effective-target avx512bw } */
   4
   5 #include "avx512f-helper.h"
   6
   7 #define SIZE (AVX512F_LEN / 8)
   8
   9 #include "avx512f-mask-type.h"
  10
  11 CALC (unsigned char *src1, unsigned char *src2,
  12       unsigned char *dst)
  13 {
  14   int i;
  15
  16   for (i = 0; i < SIZE; i++)
  17     dst[i] = src1[i] > src2[i] ? src1[i] : src2[i];
  18 }
  19
  20 void
  21 TEST (void)
  22 {
  23   int i;
  24   UNION_TYPE (AVX512F_LEN, i_b) src1, src2, res1, res2, res3;
  25   MASK_TYPE mask = MASK_VALUE;
  26   unsigned char res_ref[SIZE];
  27
  28   for (i = 0; i < SIZE; i++)
  29     {
  30       src1.a[i] = i * i;
  31       src2.a[i] = i + 20;
  32       res2.a[i] = DEFAULT_VALUE;
  33     }
  34
  35   res1.x = INTRINSIC (_max_epu8) (src1.x, src2.x);
  36   res2.x = INTRINSIC (_mask_max_epu8) (res2.x, mask, src1.x, src2.x);
  37   res3.x = INTRINSIC (_maskz_max_epu8) (mask, src1.x, src2.x);
  38
  39   CALC (src1.a, src2.a, res_ref);
  40
  41   if (UNION_CHECK (AVX512F_LEN, i_b) (res1, res_ref))
  42     abort ();
  43
  44   MASK_MERGE (i_b) (res_ref, mask, SIZE);
  45   if (UNION_CHECK (AVX512F_LEN, i_b) (res2, res_ref))
  46     abort ();
  47
  48   MASK_ZERO (i_b) (res_ref, mask, SIZE);
  49   if (UNION_CHECK (AVX512F_LEN, i_b) (res3, res_ref))
  50     abort ();
  51 }