gcc/testsuite/gcc.target/i386/avx512bw-vpshuflw-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 #include "avx512f-mask-type.h"
  10
  11 void
  12 CALC (short *s, unsigned char imm, short *r)
  13 {
  14   int i;
  15
  16   for (i = 0; i < SIZE / 8; i++)
  17     {
  18       r[8 * i] = s[8 * i + (imm >> 0 & 3)];
  19       r[8 * i + 1] = s[8 * i + (imm >> 2 & 3)];
  20       r[8 * i + 2] = s[8 * i + (imm >> 4 & 3)];
  21       r[8 * i + 3] = s[8 * i + (imm >> 6 & 3)];
  22       r[8 * i + 4] = s[8 * i + 4];
  23       r[8 * i + 5] = s[8 * i + 5];
  24       r[8 * i + 6] = s[8 * i + 6];
  25       r[8 * i + 7] = s[8 * i + 7];
  26     }
  27 }
  28
  29 void
  30 TEST (void)
  31 {
  32   UNION_TYPE (AVX512F_LEN, i_w) s1, res1, res2, res3;
  33   short res_ref[SIZE];
  34   int i, sign = 1;
  35   MASK_TYPE mask = MASK_VALUE;
  36
  37   for (i = 0; i < SIZE; i++)
  38     {
  39       s1.a[i] = i * i * sign;
  40       res1.a[i] = DEFAULT_VALUE;
  41       res2.a[i] = DEFAULT_VALUE;
  42       res3.a[i] = DEFAULT_VALUE;
  43       sign = -sign;
  44     }
  45
  46   res1.x = INTRINSIC (_shufflelo_epi16) (s1.x, 0xec);
  47   res2.x =
  48     INTRINSIC (_mask_shufflelo_epi16) (res2.x, mask, s1.x, 0xec);
  49   res3.x = INTRINSIC (_maskz_shufflelo_epi16) (mask, s1.x, 0xec);
  50
  51   CALC (s1.a, 0xec, res_ref);
  52
  53   if (UNION_CHECK (AVX512F_LEN, i_w) (res1, res_ref))
  54     abort ();
  55
  56   MASK_MERGE (i_w) (res_ref, mask, SIZE);
  57   if (UNION_CHECK (AVX512F_LEN, i_w) (res2, res_ref))
  58     abort ();
  59
  60   MASK_ZERO (i_w) (res_ref, mask, SIZE);
  61   if (UNION_CHECK (AVX512F_LEN, i_w) (res3, res_ref))
  62     abort ();
  63 }