gcc/testsuite/gcc.target/i386/sse2-set-epi64x-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -msse2" } */
   3
   4 #include "sse2-check.h"
   5
   6 #ifdef DEBUG
   7 #include <stdio.h>
   8 #endif
   9
  10 #include <emmintrin.h>
  11
  12 static void
  13 __attribute__((noinline))
  14 test (unsigned long long *v)
  15 {
  16   union
  17     {
  18       __m128i x;
  19       unsigned long long i[2];
  20     } u;
  21   unsigned int i;
  22
  23   u.x = _mm_set_epi64x (v[1], v[0]);
  24
  25   for (i = 0; i < sizeof (v) / sizeof (v[0]); i++)
  26     if (v[i] != u.i[i])
  27       {
  28 #ifdef DEBUG
  29         printf ("%i: 0x%llx != 0x%llx\n", i, v[i], u.i[i]);
  30 #endif
  31         abort ();
  32       }
  33 }
  34
  35 static void
  36 sse2_test (void)
  37 {
  38   unsigned long long v[2]
  39     = { 0x7B5B546573745665LL, 0x63746F725D53475DLL };
  40   test (v);
  41 }