gcc/testsuite/gcc.target/i386/sse2-movsd-1.c

   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
  17 static __m128d
  18 __attribute__((noinline, unused))
  19 test (double *p)
  20 {
  21   return _mm_load_sd (p);
  22 }
  23
  24 static void
  25 TEST (void)
  26 {
  27   union128d u;
  28   double d[2] = {128.023, 3345.1234};
  29   double e[2];
  30
  31   u.x = _mm_loadu_pd (e);
  32   u.x = test (d);
  33
  34   e[0] = d[0];
  35   e[1] = 0.0;
  36
  37   if (check_union128d (u, e))
  38     abort ();
  39 }