gcc/testsuite/gcc.target/i386/sse4_1-roundpd-2.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target sse4 } */
   3 /* { dg-options "-O2 -msse4.1" } */
   4 /* { dg-skip-if "no M_PI" { vxworks_kernel } } */
   5
   6 #ifndef CHECK_H
   7 #define CHECK_H "sse4_1-check.h"
   8 #endif
   9
  10 #ifndef TEST
  11 #define TEST sse4_1_test
  12 #endif
  13
  14 #include CHECK_H
  15
  16 #include <smmintrin.h>
  17
  18 static void
  19 TEST (void)
  20 {
  21   union128d u, s;
  22   double e[2] = {0.0};
  23   int i;
  24
  25   s.x = _mm_set_pd (1.1234, -2.3478);
  26   u.x = _mm_floor_pd (s.x);
  27
  28   for (i = 0; i < 2; i++)
  29     {
  30       __m128d tmp = _mm_load_sd (&s.a[i]);
  31       tmp = _mm_floor_sd (tmp, tmp);
  32       _mm_store_sd (&e[i], tmp);
  33     }
  34
  35   if (check_union128d (u, e))
  36     abort ();
  37 }