1/* { dg-do run } */
2/* { dg-require-effective-target sse3 } */
3/* { dg-options "-O2 -msse3 -mfpmath=sse" } */
4
5#ifndef CHECK_H
6#define CHECK_H "sse3-check.h"
7#endif
8
9#ifndef TEST
10#define TEST sse3_test
11#endif
12
13#include CHECK_H
14#include <pmmintrin.h>
15
16static void
17sse3_test_hsubps (float *i1, float *i2, float *r)
18{
19  __m128 t1 = _mm_loadu_ps (i1);
20  __m128 t2 = _mm_loadu_ps (i2);
21
22  t1 = _mm_hsub_ps (t1, t2);
23
24  _mm_storeu_ps (r, t1);
25}
26
27static void
28sse3_test_hsubps_subsume (float *i1, float *i2, float *r)
29{
30  __m128 t1 = _mm_load_ps (i1);
31  __m128 t2 = _mm_load_ps (i2);
32
33  t1 = _mm_hsub_ps (t1, t2);
34
35  _mm_storeu_ps (r, t1);
36}
37
38static int
39chk_ps (float *v1, float *v2)
40{
41  int i;
42  int n_fails = 0;
43
44  for (i = 0; i < 4; i++) {
45    if (v1[i] != v2[i]) {
46      n_fails += 1;
47    }
48  }
49
50  return n_fails;
51}
52
53static float p1[4] __attribute__ ((aligned(16)));
54static float p2[4] __attribute__ ((aligned(16)));
55static float p3[4];
56static float ck[4];
57
58static float vals[80] =
59  {
60    100.0,  200.0, 300.0, 400.0, 5.0, -1.0, .345, -21.5,
61    1100.0, 0.235, 321.3, 53.40, 0.3, 10.0, 42.0, 32.52,
62    32.6,   123.3, 1.234, 2.156, 0.1, 3.25, 4.75, 32.44,
63    12.16,  52.34, 64.12, 71.13, -.1, 2.30, 5.12, 3.785,
64    541.3,  321.4, 231.4, 531.4, 71., 321., 231., -531.,
65    23.45,  23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45,
66    23.45,  -1.43, -6.74, 6.345, -20.1, -20.1, -40.1, -40.1,
67    1.234,  2.345, 3.456, 4.567, 5.678, 6.789, 7.891, 8.912,
68    -9.32,  -8.41, -7.50, -6.59, -5.68, -4.77, -3.86, -2.95,
69    9.32,  8.41, 7.50, 6.59, -5.68, -4.77, -3.86, -2.95
70  };
71
72static void
73TEST (void)
74{
75  int i;
76  int fail = 0;
77
78  for (i = 0; i < 80; i += 8)
79    {
80      p1[0] = vals[i+0];
81      p1[1] = vals[i+1];
82      p1[2] = vals[i+2];
83      p1[3] = vals[i+3];
84
85      p2[0] = vals[i+4];
86      p2[1] = vals[i+5];
87      p2[2] = vals[i+6];
88      p2[3] = vals[i+7];
89
90      ck[0] = p1[0] - p1[1];
91      ck[1] = p1[2] - p1[3];
92      ck[2] = p2[0] - p2[1];
93      ck[3] = p2[2] - p2[3];
94
95      sse3_test_hsubps (p1, p2, p3);
96
97      fail += chk_ps (ck, p3);
98
99      sse3_test_hsubps_subsume (p1, p2, p3);
100
101      fail += chk_ps (ck, p3);
102    }
103
104  if (fail != 0)
105    abort ();
106}
107