gcc/testsuite/gcc.target/i386/avx512f-vblendmpd-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 SIZE (AVX512F_LEN / 64)
  10 #include "avx512f-mask-type.h"
  11
  12 static void
  13 CALC (double *r, double *s1, double *s2, MASK_TYPE mask)
  14 {
  15   int i;
  16   for (i = 0; i < SIZE; i++)
  17     {
  18       r[i] = (mask & (1LL << i)) ? s2[i] : s1[i];
  19     }
  20 }
  21
  22 void
  23 TEST (void)
  24 {
  25   int i, sign;
  26   UNION_TYPE (AVX512F_LEN, d) res1, src1, src2;
  27   MASK_TYPE mask = MASK_VALUE;
  28   double res_ref[SIZE];
  29
  30   sign = -1;
  31   for (i = 0; i < SIZE; i++)
  32     {
  33       src1.a[i] = 1.5 + 34.67 * i * sign;
  34       src2.a[i] = -22.17 * i * sign;
  35       sign = sign * -1;
  36     }
  37
  38   res1.x = INTRINSIC (_mask_blend_pd) (mask, src1.x, src2.x);
  39
  40   CALC (res_ref, src1.a, src2.a, mask);
  41
  42   if (UNION_CHECK (AVX512F_LEN, d) (res1, res_ref))
  43     abort ();
  44 }