gcc/testsuite/gcc.target/i386/sse2-cvtss2sd-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 (__m128d a, __m128 b)
  20 {
  21   return _mm_cvtss_sd (a, b);
  22 }
  23
  24 static void
  25 TEST (void)
  26 {
  27   union128d u, s1;
  28   union128 s2;
  29   double e[2];
  30
  31   s1.x = _mm_set_pd (123.321, 456.987);
  32   s2.x = _mm_set_ps (123.321, 456.987, 666.45, 231.987);
  33
  34   u.x = test (s1.x, s2.x);
  35
  36   e[0] = (double)s2.a[0];
  37   e[1] = s1.a[1];
  38
  39   if (check_union128d (u, e))
  40     abort ();
  41 }