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 <xmmintrin.h> 12 13static void 14__attribute__((noinline)) 15test (float *v) 16{ 17 union 18 { 19 __m128 x; 20 float f[4]; 21 } u; 22 unsigned int i; 23 24 u.x = _mm_set_ps (v[3], v[2], v[1], v[0]); 25 26 for (i = 0; i < sizeof (v) / sizeof (v[0]); i++) 27 if (v[i] != u.f[i]) 28 { 29#ifdef DEBUG 30 printf ("%i: %f != %f\n", i, v[i], u.f[i]); 31#endif 32 abort (); 33 } 34} 35 36static void 37sse4_1_test (void) 38{ 39 float v[4] = { -3, 2, 1, 9 }; 40 test (v); 41} 42