1/* { dg-do run } */ 2/* { dg-options "-O2 -msse2" } */ 3/* { dg-require-effective-target sse2 } */ 4 5#include "sse2-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 int *v, int j) 16{ 17 union 18 { 19 __m128i x; 20 unsigned int i[4]; 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%x != 0x%x\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%x != 0\n", i, u.i[i]); 41#endif 42 abort (); 43 } 44} 45 46static void 47__attribute__((noinline)) 48test (unsigned int *v) 49{ 50 __m128i x; 51 52 x = _mm_set_epi32 (0, 0, 0, v[0]); 53 check (x, v, 0); 54 x = _mm_set_epi32 (0, 0, v[1], 0); 55 check (x, v, 1); 56 x = _mm_set_epi32 (0, v[2], 0, 0); 57 check (x, v, 2); 58 x = _mm_set_epi32 (v[3], 0, 0, 0); 59 check (x, v, 3); 60} 61 62static void 63sse2_test (void) 64{ 65 unsigned int v[4] 66 = { 0x7B5B5465, 0x73745665, 0x63746F72, 0x5D53475D }; 67 test (v); 68} 69