1/* { dg-do run } */
2/* { dg-require-effective-target ssse3 } */
3/* { dg-options "-O2 -fno-strict-aliasing -mssse3" } */
4
5#ifndef CHECK_H
6#define CHECK_H "ssse3-check.h"
7#endif
8
9#ifndef TEST
10#define TEST ssse3_test
11#endif
12
13#include CHECK_H
14#include "ssse3-vals.h"
15
16#include <tmmintrin.h>
17
18#ifndef __AVX__
19/* Test the 64-bit form */
20static void
21ssse3_test_psignb (int *i1, int *i2, int *r)
22{
23  __m64 t1 = *(__m64 *) i1;
24  __m64 t2 = *(__m64 *) i2;
25  *(__m64 *) r = _mm_sign_pi8 (t1, t2);
26  _mm_empty ();
27}
28#endif
29
30/* Test the 128-bit form */
31static void
32ssse3_test_psignb128 (int *i1, int *i2, int *r)
33{
34  /* Assumes incoming pointers are 16-byte aligned */
35  __m128i t1 = *(__m128i *) i1;
36  __m128i t2 = *(__m128i *) i2;
37  *(__m128i *) r = _mm_sign_epi8 (t1, t2);
38}
39
40/* Routine to manually compute the results */
41static void
42compute_correct_result (int *i1, int *i2, int *r)
43{
44  char *b1 = (char *) i1;
45  char *b2 = (char *) i2;
46  char *bout = (char *) r;
47  int i;
48
49  for (i = 0; i < 16; i++)
50    if (b2[i] < 0)
51      bout[i] = -b1[i];
52    else if (b2[i] == 0)
53      bout[i] = 0;
54    else
55      bout[i] = b1[i];
56}
57
58static void
59TEST (void)
60{
61  int i;
62  int r [4] __attribute__ ((aligned(16)));
63  int ck [4];
64  int fail = 0;
65
66  for (i = 0; i < 256; i += 8)
67    {
68      /* Manually compute the result */
69      compute_correct_result (&vals[i + 0], &vals[i + 4], ck);
70
71#ifndef __AVX__
72      /* Run the 64-bit tests */
73      ssse3_test_psignb (&vals[i + 0], &vals[i + 4], &r[0]);
74      ssse3_test_psignb (&vals[i + 2], &vals[i + 6], &r[2]);
75      fail += chk_128 (ck, r);
76#endif
77
78      /* Run the 128-bit tests */
79      ssse3_test_psignb128 (&vals[i + 0], &vals[i + 4], r);
80      fail += chk_128 (ck, r);
81    }
82
83  if (fail != 0)
84    abort ();
85}
86