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
|
/*
* vxeh2_vcvt: vector-enhancements facility 2 vector convert *
*/
#include <stdint.h>
#include "vx.h"
#define M_S 8
#define M4_XxC 4
#define M4_def M4_XxC
static inline void vcfps(S390Vector *v1, S390Vector *v2,
const uint8_t m3, const uint8_t m4, const uint8_t m5)
{
asm volatile("vcfps %[v1], %[v2], %[m3], %[m4], %[m5]\n"
: [v1] "=v" (v1->v)
: [v2] "v" (v2->v)
, [m3] "i" (m3)
, [m4] "i" (m4)
, [m5] "i" (m5));
}
static inline void vcfpl(S390Vector *v1, S390Vector *v2,
const uint8_t m3, const uint8_t m4, const uint8_t m5)
{
asm volatile("vcfpl %[v1], %[v2], %[m3], %[m4], %[m5]\n"
: [v1] "=v" (v1->v)
: [v2] "v" (v2->v)
, [m3] "i" (m3)
, [m4] "i" (m4)
, [m5] "i" (m5));
}
static inline void vcsfp(S390Vector *v1, S390Vector *v2,
const uint8_t m3, const uint8_t m4, const uint8_t m5)
{
asm volatile("vcsfp %[v1], %[v2], %[m3], %[m4], %[m5]\n"
: [v1] "=v" (v1->v)
: [v2] "v" (v2->v)
, [m3] "i" (m3)
, [m4] "i" (m4)
, [m5] "i" (m5));
}
static inline void vclfp(S390Vector *v1, S390Vector *v2,
const uint8_t m3, const uint8_t m4, const uint8_t m5)
{
asm volatile("vclfp %[v1], %[v2], %[m3], %[m4], %[m5]\n"
: [v1] "=v" (v1->v)
: [v2] "v" (v2->v)
, [m3] "i" (m3)
, [m4] "i" (m4)
, [m5] "i" (m5));
}
int main(int argc, char *argv[])
{
S390Vector vd;
S390Vector vs_i32 = { .w[0] = 1, .w[1] = 64, .w[2] = 1024, .w[3] = -10 };
S390Vector vs_u32 = { .w[0] = 2, .w[1] = 32, .w[2] = 4096, .w[3] = 8888 };
S390Vector vs_f32 = { .f[0] = 3.987, .f[1] = 5.123,
.f[2] = 4.499, .f[3] = 0.512 };
vd.d[0] = vd.d[1] = 0;
vcfps(&vd, &vs_i32, 2, M4_def, 0);
if (1 != vd.f[0] || 1024 != vd.f[2] || 64 != vd.f[1] || -10 != vd.f[3]) {
return 1;
}
vd.d[0] = vd.d[1] = 0;
vcfpl(&vd, &vs_u32, 2, M4_def, 0);
if (2 != vd.f[0] || 4096 != vd.f[2] || 32 != vd.f[1] || 8888 != vd.f[3]) {
return 1;
}
vd.d[0] = vd.d[1] = 0;
vcsfp(&vd, &vs_f32, 2, M4_def, 0);
if (4 != vd.w[0] || 4 != vd.w[2] || 5 != vd.w[1] || 1 != vd.w[3]) {
return 1;
}
vd.d[0] = vd.d[1] = 0;
vclfp(&vd, &vs_f32, 2, M4_def, 0);
if (4 != vd.w[0] || 4 != vd.w[2] || 5 != vd.w[1] || 1 != vd.w[3]) {
return 1;
}
return 0;
}
|
