1/* PR target/21149 */ 2/* { dg-do run } */ 3/* { dg-options "-O2 -msse" } */ 4/* { dg-require-effective-target sse } */ 5 6#include "sse-check.h" 7 8#include <xmmintrin.h> 9 10void 11__attribute__((noinline)) 12check (__m128 x, float a, float b, float c, float d) 13{ 14 union { __m128 m; float f[4]; } u; 15 u.m = x; 16 if (u.f[0] != a || u.f[1] != b || u.f[2] != c || u.f[3] != d) 17 abort (); 18} 19 20static inline 21void 22foo (__m128 *x) 23{ 24 __m128 y = _mm_setzero_ps (); 25 __m128 v = _mm_movehl_ps (y, *x); 26 __m128 w = _mm_movehl_ps (*x, y); 27 check (*x, 9, 1, 2, -3); 28 check (v, 2, -3, 0, 0); 29 check (w, 0, 0, 2, -3); 30} 31 32static void 33sse_test (void) 34{ 35 __m128 y = _mm_set_ps (-3, 2, 1, 9); 36 foo (&y); 37} 38