1 /* { dg-do run } */
2 /* { dg-options "-mavx2 -O2" } */
3 /* { dg-require-effective-target avx2 } */
4
5 #include "avx2-check.h"
6
7 void static
avx2_test(void)8 avx2_test (void)
9 {
10 union256i_w u, s1, s2;
11 short e[16];
12 int i, tmp;
13
14 s1.x = _mm256_set_epi16 (1, 2, 3, 4, 10, 20, 30, 90, -80,
15 -40, -100, -15, 98, 25, 98, 7);
16
17 s2.x = _mm256_set_epi16 (88, 44, 33, 22, 11, 98, 76, -100,
18 -34, -78, -39, 6, 3, 4, 5, 119);
19
20 u.x = _mm256_subs_epi16 (s1.x, s2.x);
21
22 for (i = 0; i < 16; i++)
23 {
24 tmp = s1.a[i] - s2.a[i];
25
26 if (tmp > 32767)
27 tmp = 32767;
28 if (tmp < -32768)
29 tmp = -32768;
30
31 e[i] = tmp;
32 }
33
34 if (check_union256i_w (u, e))
35 abort ();
36 }
37