gcc/testsuite/gcc.target/i386/avx512f-vcvtpd2dq-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -mavx512f" } */
   3 /* { dg-require-effective-target avx512f } */
   4
   5 #define AVX512F
   6
   7 #include "avx512f-helper.h"
   8
   9 #define SRC_SIZE ((AVX512F_LEN) / 64)
  10 #include "avx512f-mask-type.h"
  11 #define DST_SIZE ((AVX512F_LEN_HALF) / 32)
  12
  13 static void
  14 CALC (double *s, int *r)
  15 {
  16   int i;
  17
  18   for (i = 0; i < SRC_SIZE; i++)
  19     {
  20       r[i] = (s[i] >= 0) ? (int) (s[i] + 0.5)
  21                          : (int) (s[i] - 0.5);
  22     }
  23 }
  24
  25 void
  26 TEST (void)
  27 {
  28   UNION_TYPE (AVX512F_LEN, d) s;
  29   UNION_TYPE (AVX512F_LEN_HALF, i_d) res1, res2, res3;
  30   MASK_TYPE mask = MASK_VALUE;
  31   int res_ref[DST_SIZE] = { 0 };
  32   int i, sign = 1;
  33
  34   for (i = 0; i < SRC_SIZE; i++)
  35     {
  36       s.a[i] = 123.456 * (i + 2000) * sign;
  37       sign = -sign;
  38     }
  39
  40   for (i = 0; i < DST_SIZE; i++)
  41     res2.a[i] = DEFAULT_VALUE;
  42
  43   res1.x = INTRINSIC (_cvtpd_epi32) (s.x);
  44   res2.x = INTRINSIC (_mask_cvtpd_epi32) (res2.x, mask, s.x);
  45   res3.x = INTRINSIC (_maskz_cvtpd_epi32) (mask, s.x);
  46
  47   CALC (s.a, res_ref);
  48
  49   if (UNION_CHECK (AVX512F_LEN_HALF, i_d) (res1, res_ref))
  50     abort ();
  51
  52   MASK_MERGE (i_d) (res_ref, mask, SRC_SIZE);
  53   if (UNION_CHECK (AVX512F_LEN_HALF, i_d) (res2, res_ref))
  54     abort ();
  55
  56   MASK_ZERO (i_d) (res_ref, mask, SRC_SIZE);
  57   if (UNION_CHECK (AVX512F_LEN_HALF, i_d) (res3, res_ref))
  58     abort ();
  59 }