1/* { dg-do run } */ 2/* { dg-options "-O2 -msse2" } */ 3/* { dg-require-effective-target sse2 } */ 4 5#ifndef CHECK_H 6#define CHECK_H "sse2-check.h" 7#endif 8 9#ifndef TEST 10#define TEST sse2_test 11#endif 12 13#include CHECK_H 14 15#include <emmintrin.h> 16 17static __m128i 18__attribute__((noinline, unused)) 19test (__m128i s1, __m128i s2) 20{ 21 return _mm_sad_epu8 (s1, s2); 22} 23 24static void 25TEST (void) 26{ 27 union128i_ub s1, s2; 28 union128i_w u; 29 short e[8] = {0}; 30 unsigned char tmp[16]; 31 int i; 32 33 s1.x = _mm_set_epi8 (1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16); 34 s2.x = _mm_set_epi8 (16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1); 35 u.x = test (s1.x, s2.x); 36 37 for (i = 0; i < 16; i++) 38 tmp [i] = __builtin_abs (s1.a[i] - s2.a[i]); 39 40 for (i = 0; i < 8; i++) 41 e[0] += tmp[i]; 42 43 for (i = 8; i < 16; i++) 44 e[4] += tmp[i]; 45 46 47 if (check_union128i_w (u, e)) 48 abort (); 49} 50