1/* { dg-do run } */
2/* { dg-require-effective-target sse4 } */
3/* { dg-options "-O2 -msse4.1" } */
4
5#ifndef CHECK_H
6#define CHECK_H "sse4_1-check.h"
7#endif
8
9#ifndef TEST
10#define TEST sse4_1_test
11#endif
12
13#include CHECK_H
14
15#include <smmintrin.h>
16
17#define NUM 64
18
19static unsigned short
20int_to_ushort (int iVal)
21{
22  unsigned short sVal;
23
24  if (iVal < 0)
25    sVal = 0;
26  else if (iVal > 0xffff)
27    sVal = 0xffff;
28  else sVal = iVal;
29
30  return sVal;
31}
32
33static void
34TEST (void)
35{
36  union
37    {
38      __m128i x[NUM / 4];
39      int i[NUM];
40    } src1, src2;
41  union
42    {
43      __m128i x[NUM / 4];
44      unsigned short s[NUM * 2];
45    } dst;
46  int i, sign = 1;
47
48  for (i = 0; i < NUM; i++)
49    {
50      src1.i[i] = i * i * sign;
51      src2.i[i] = (i + 20) * sign;
52      sign = -sign;
53    }
54
55  for (i = 0; i < NUM; i += 4)
56    dst.x[i / 4] = _mm_packus_epi32 (src1.x [i / 4], src2.x [i / 4]);
57
58  for (i = 0; i < NUM; i ++)
59    {
60      int dstIndex;
61      unsigned short sVal;
62
63      sVal = int_to_ushort (src1.i[i]);
64      dstIndex = (i % 4) + (i / 4) * 8;
65      if (sVal != dst.s[dstIndex])
66	abort ();
67
68      sVal = int_to_ushort (src2.i[i]);
69      dstIndex += 4;
70      if (sVal != dst.s[dstIndex])
71	abort ();
72    }
73}
74