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
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
/* { dg-do run { target int128 } } */
/* { dg-require-effective-target vsx_hw } */
/* { dg-options "-mvsx" } */
/* This test should run the same on any target that supports vsx
instructions. Intentionally not specifying cpu in order to test
all code generation paths. */
#include <altivec.h>
extern void abort (void);
#define CONST0 (3.1415926539)
#define CONST1 (3.1415926539 * 2)
#define CONST2 (3.1415926539 * 3)
#define CONST3 (3.1415926539 * 4)
/* Test that indices > length of vector are applied modulo the vector
length. */
/* Test for vector residing in register. */
vector double e0(vector double v, double x)
{
return vec_insert (x, v, 0);
}
vector double e1(vector double v, double x)
{
return vec_insert (x, v, 1);
}
vector double e2(vector double v, double x)
{
return vec_insert (x, v, 2);
}
vector double e3(vector double v, double x)
{
return vec_insert (x, v, 3);
}
/* Test for vector residing in memory. */
vector double me0(vector double *vp, double x)
{
return vec_insert (x, *vp, 0);
}
vector double me1(vector double *vp, double x)
{
return vec_insert (x, *vp, 1);
}
vector double me2(vector double *vp, double x)
{
return vec_insert (x, *vp, 2);
}
vector double me3(vector double *vp, double x)
{
return vec_insert (x, *vp, 3);
}
/* Test the same with variable indices. */
/* Test for variable selector and vector residing in register. */
__attribute__((noinline))
vector double ei(vector double v, int i, double x)
{
return vec_insert (x, v, i);
}
/* Test for variable selector and vector residing in memory. */
__attribute__((noinline))
vector double mei(vector double *vp, int i, double x)
{
return vec_insert (x, *vp, i);
}
int main (int argc, char *argv[]) {
vector double dv;
double d;
dv[0] = CONST0;
dv[1] = CONST1;
dv = e0 (dv, CONST3);
if (dv [0] != CONST3)
abort ();
dv = e1 (dv, CONST2);
if (dv [1] != CONST2)
abort ();
dv = e2 (dv, CONST1);
if (dv [0] != CONST1)
abort ();
dv = e3 (dv, CONST0);
if (dv [1] != CONST0)
abort ();
dv = me0 (&dv, CONST2);
if (dv [0] != CONST2)
abort ();
dv = me1 (&dv, CONST3);
if (dv [1] != CONST3)
abort ();
dv = me2 (&dv, CONST1);
if (dv [0] != CONST1)
abort ();
dv = me3 (&dv, CONST0);
if (dv [1] != CONST0)
abort ();
dv = ei (dv, 0, CONST1);
if (dv [0] != CONST1)
abort ();
dv = ei (dv, 1, CONST0);
if (dv [1] != CONST0)
abort ();
dv = ei (dv, 2, CONST3);
if (dv [0] != CONST3)
abort ();
dv = ei (dv, 3, CONST2);
if (dv [1] != CONST2)
abort ();
dv = mei (&dv, 0, CONST1);
if (dv [0] != CONST1)
abort ();
dv = mei (&dv, 1, CONST0);
if (dv [1] != CONST0)
abort ();
dv = mei (&dv, 2, CONST2);
if (dv [0] != CONST2)
abort ();
dv = mei (&dv, 3, CONST3);
if (dv [1] != CONST3)
abort ();
return 0;
}
|
