1/* { dg-do run } */ 2/* { dg-require-effective-target sse4 } */ 3/* { dg-options "-O2 -msse4.1" } */ 4 5#include "sse4_1-check.h" 6 7#ifdef DEBUG 8#include <stdio.h> 9#endif 10 11#include <emmintrin.h> 12 13static void 14__attribute__((noinline)) 15check (__m128i x, unsigned long long *v, int j) 16{ 17 union 18 { 19 __m128i x; 20 unsigned long long i[2]; 21 } u; 22 unsigned int i; 23 24 u.x = x; 25 26 for (i = 0; i < sizeof (v) / sizeof (v[0]); i++) 27 if (i == j) 28 { 29 if (v[i] != u.i[i]) 30 { 31#ifdef DEBUG 32 printf ("%i: 0x%llx != 0x%llx\n", i, v[i], u.i[i]); 33#endif 34 abort (); 35 } 36 } 37 else if (u.i[i] != 0) 38 { 39#ifdef DEBUG 40 printf ("%i: 0x%llx != 0\n", i, u.i[i]); 41#endif 42 abort (); 43 } 44} 45 46static void 47__attribute__((noinline)) 48test (unsigned long long *v) 49{ 50 __m128i x; 51 52 x = _mm_set_epi64x (0, v[0]); 53 check (x, v, 0); 54 x = _mm_set_epi64x (v[1], 0); 55 check (x, v, 1); 56} 57 58static void 59sse4_1_test (void) 60{ 61 unsigned long long v[2] 62 = { 0x7B5B546573745665LL, 0x63746F725D53475DLL }; 63 test (v); 64} 65