1 /* { dg-do run } */
2 /* { dg-options "-O2 -msse2" } */
3 /* { dg-require-effective-target sse2 } */
4 
5 #include "sse2-check.h"
6 
7 #include <emmintrin.h>
8 
9 static void
sse2_test(void)10 sse2_test (void)
11 {
12   union
13     {
14       __m128i x;
15       char c[16];
16       short s[8];
17       int i[4];
18       long long ll[2];
19     } val1;
20   short res[8];
21   int masks[8];
22   int i;
23 
24   for (i = 0; i < 16; i++)
25     val1.c[i] = i;
26 
27   res[0] = __builtin_ia32_vec_ext_v8hi ((__v8hi)val1.x, 0);
28   res[1] = __builtin_ia32_vec_ext_v8hi ((__v8hi)val1.x, 1);
29   res[2] = __builtin_ia32_vec_ext_v8hi ((__v8hi)val1.x, 2);
30   res[3] = __builtin_ia32_vec_ext_v8hi ((__v8hi)val1.x, 3);
31   res[4] = __builtin_ia32_vec_ext_v8hi ((__v8hi)val1.x, 4);
32   res[5] = __builtin_ia32_vec_ext_v8hi ((__v8hi)val1.x, 5);
33   res[6] = __builtin_ia32_vec_ext_v8hi ((__v8hi)val1.x, 6);
34   res[7] = __builtin_ia32_vec_ext_v8hi ((__v8hi)val1.x, 7);
35 
36   for (i = 0; i < 8; i++)
37     masks[i] = i;
38 
39   for (i = 0; i < 8; i++)
40     if (res[i] != val1.s [masks[i]])
41       abort ();
42 }
43