1 /* { dg-do run } */
2 /* { dg-options "-mavx2 -O2" } */
3 /* { dg-require-effective-target avx2 } */
4 
5 #include "avx2-check.h"
6 #include "ssse3-vals.h"
7 
8 static void
compute_pmaddwd256(short * i1,short * i2,int * r)9 compute_pmaddwd256 (short *i1, short *i2, int *r)
10 {
11   int i;
12 
13   for (i = 0; i < 8; i++)
14     r[i] = ((int) i1[2 * i] * (int) i2[2 * i] +
15 	    (int) i1[2 * i + 1] * (int) i2[2 * i + 1]);
16 }
17 
18 static void
avx2_test(void)19 avx2_test (void)
20 {
21   union256i_w s1, s2;
22   union256i_d res;
23   int res_ref[8];
24   int i;
25   int fail = 0;
26 
27   for (i = 0; i < 256; i += 16)
28     {
29       s1.x = _mm256_loadu_si256 ((__m256i *) & vals[i]);
30       s2.x = _mm256_loadu_si256 ((__m256i *) & vals[i + 8]);
31 
32       res.x = _mm256_madd_epi16 (s1.x, s2.x);
33 
34       compute_pmaddwd256 (s1.a, s2.a, res_ref);
35 
36       fail += check_union256i_d (res, res_ref);
37     }
38 
39   if (fail != 0)
40     abort ();
41 }
42