| /* { dg-do run } */ |
| /* { dg-options "-mavx2 -O2" } */ |
| /* { dg-require-effective-target avx2 } */ |
| |
| #include "avx2-check.h" |
| |
| static void |
| compute_pmulhuw256 (unsigned short *s1, unsigned short *s2, unsigned short *r) |
| { |
| int i; |
| |
| for (i = 0; i < 16; i++) |
| r[i] = (s1[i] * s2[i]) >> 16; |
| } |
| |
| static void |
| avx2_test (void) |
| { |
| union256i_w s1, s2, res; |
| unsigned short res_ref[16]; |
| int i, j; |
| int fail = 0; |
| |
| for (i = 0; i < 10; i++) |
| { |
| for (j = 0; j < 16; j++) |
| { |
| s1.a[j] = i * j; |
| s2.a[j] = j + 20; |
| } |
| |
| res.x = _mm256_mulhi_epu16 (s1.x, s2.x); |
| |
| compute_pmulhuw256 (s1.a, s2.a, res_ref); |
| |
| fail += check_union256i_w (res, res_ref); |
| } |
| |
| if (fail != 0) |
| abort (); |
| } |