1/* { dg-do run } */ 2/* { dg-options "-mavx2 -O2" } */ 3/* { dg-require-effective-target avx2 } */ 4 5#include "avx2-check.h" 6 7void static 8avx2_test (void) 9{ 10 union256i_b u, s1, s2; 11 char e[32]; 12 int i, tmp; 13 14 s1.x = _mm256_set_epi8 (1, 2, 3, 4, 10, 20, 30, 90, -80, -40, -100, 15 -15, 98, 25, 98, 7, 88, 44, 33, 22, 11, 98, 16 76, -100, -34, -78, -39, 6, 3, 4, 5, 119); 17 18 s2.x = _mm256_set_epi8 (88, 44, 33, 22, 11, 98, 76, -100, -34, -78, 19 -39, 6, 3, 4, 5, 119, 1, 2, 3, 4, 10, 20, 20 30, 90, -80, -40, -100, -15, 98, 25, 98, 7); 21 22 u.x = _mm256_subs_epi8 (s1.x, s2.x); 23 24 for (i = 0; i < 32; i++) 25 { 26 tmp = s1.a[i] - s2.a[i]; 27 28 if (tmp > 127) 29 tmp = 127; 30 if (tmp < -128) 31 tmp = -128; 32 33 e[i] = tmp; 34 } 35 36 if (check_union256i_b (u, e)) 37 abort (); 38} 39