1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
/* { dg-do run } */
/* { dg-options "-O1 -msse2 -ftree-vectorize" } */
#ifndef CHECK_H
#define CHECK_H "sse2-check.h"
#endif
#ifndef TEST
#define TEST sse2_test
#endif
#include CHECK_H
unsigned short v1[] __attribute__ ((aligned(16))) =
{
0x8000, 0x9000, 1, 10, 0xa000, 0xb000, 2, 20,
3, 30, 0xd000, 0xe000, 0xf000, 0xe000, 25, 30
};
unsigned short v2[] __attribute__ ((aligned(16))) =
{
4, 40, 0xb000, 0x8000, 5, 50, 0xc000, 0xf000,
0xd000, 0xa000, 6, 65, 7, 75, 0xe000, 0xc000
};
unsigned short max[] =
{
0x8000, 0x9000, 0xb000, 0x8000, 0xa000, 0xb000, 0xc000, 0xf000,
0xd000, 0xa000, 0xd000, 0xe000, 0xf000, 0xe000, 0xe000, 0xc000
};
unsigned short min[] =
{
4, 40, 1, 10, 5, 50, 2, 20,
3, 30, 6, 65, 7, 75, 25, 30
};
unsigned short res[16] __attribute__ ((aligned(16)));
extern void abort (void);
void
find_max (void)
{
int i;
for (i = 0; i < 16; i++)
res[i] = v1[i] < v2[i] ? v2[i] : v1[i];
}
void
find_min (void)
{
int i;
for (i = 0; i < 16; i++)
res[i] = v1[i] > v2[i] ? v2[i] : v1[i];
}
static void
TEST (void)
{
int i;
int err = 0;
find_max ();
for (i = 0; i < 16; i++)
if (res[i] != max[i])
err++;
find_min ();
for (i = 0; i < 16; i++)
if (res[i] != min[i])
err++;
if (err)
abort ();
}
|
