1 /* { dg-do run } */
2 /* { dg-require-effective-target sse4 } */
3 /* { dg-options "-O2 -msse4.1" } */
4
5 #include "sse4_1-check.h"
6
7 #ifdef DEBUG
8 #include <stdio.h>
9 #endif
10
11 #include <emmintrin.h>
12
13 static void
14 __attribute__((noinline))
check(__m128i x,unsigned long long * v,int j)15 check (__m128i x, unsigned long long *v, int j)
16 {
17 union
18 {
19 __m128i x;
20 unsigned long long i[2];
21 } u;
22 unsigned int i;
23
24 u.x = x;
25
26 for (i = 0; i < sizeof (u) / sizeof (v[0]); i++)
27 if (i == j)
28 {
29 if (v[i] != u.i[i])
30 {
31 #ifdef DEBUG
32 printf ("%i: 0x%llx != 0x%llx\n", i, v[i], u.i[i]);
33 #endif
34 abort ();
35 }
36 }
37 else if (u.i[i] != 0)
38 {
39 #ifdef DEBUG
40 printf ("%i: 0x%llx != 0\n", i, u.i[i]);
41 #endif
42 abort ();
43 }
44 }
45
46 static void
47 __attribute__((noinline))
test(unsigned long long * v)48 test (unsigned long long *v)
49 {
50 __m128i x;
51
52 x = _mm_set_epi64x (0, v[0]);
53 check (x, v, 0);
54 x = _mm_set_epi64x (v[1], 0);
55 check (x, v, 1);
56 }
57
58 static void
sse4_1_test(void)59 sse4_1_test (void)
60 {
61 unsigned long long v[2]
62 = { 0x7B5B546573745665LL, 0x63746F725D53475DLL };
63 test (v);
64 }
65