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 __m128i
18 __attribute__((noinline, unused))
test(__m128i s1,__m128i s2)19 test (__m128i s1, __m128i s2)
20 {
21 return _mm_packus_epi16 (s1, s2);
22 }
23
24 static void
TEST(void)25 TEST (void)
26 {
27 union128i_w s1, s2;
28 union128i_ub u;
29 unsigned char e[16];
30 int i, tmp;
31
32 s1.x = _mm_set_epi16 (1, 2, 3, 4, -5, -6, -7, -8);
33 s2.x = _mm_set_epi16 (-9, -10, -11, -12, 13, 14, 15, 16);
34 u.x = test (s1.x, s2.x);
35
36 for (i=0; i<8; i++)
37 {
38 tmp = s1.a[i]<0 ? 0 : s1.a[i];
39 tmp = tmp>255 ? 255 : tmp;
40 e[i] = tmp;
41
42 tmp = s2.a[i]<0 ? 0 : s2.a[i];
43 tmp = tmp>255 ? 255 : tmp;
44 e[i+8] = tmp;
45 }
46
47 if (check_union128i_ub (u, e))
48 abort ();
49 }
50