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
|
#include"io.h"
int main(void)
{
long long rt, rs;
long long achi, acli;
long long acho, aclo;
long long resh, resl;
achi = 0x1;
acli = 0x1;
rs = 0x0001000100010001;
rt = 0x0002000200020002;
resh = 0x1;
resl = 0x9;
asm("mthi %2, $ac1\t\n"
"mtlo %3, $ac1\t\n"
"dpa.w.qh $ac1, %4, %5\t\n"
"mfhi %0, $ac1\t\n"
"mflo %1, $ac1\t\n"
: "=r"(acho), "=r"(aclo)
: "r"(achi), "r"(acli), "r"(rs), "r"(rt)
);
if ((acho != resh) || (aclo != resl)) {
printf("1 dpa.w.qh error\n");
return -1;
}
achi = 0xffffffff;
acli = 0xaaaaaaaa;
rs = 0xaaaabbbbccccdddd;
rt = 0x7777888899996666;
resh = 0xffffffffffffffff;
resl = 0x320cdf02;
asm("mthi %2, $ac1\t\n"
"mtlo %3, $ac1\t\n"
"dpa.w.qh $ac1, %4, %5\t\n"
"mfhi %0, $ac1\t\n"
"mflo %1, $ac1\t\n"
: "=r"(acho), "=r"(aclo)
: "r"(achi), "r"(acli), "r"(rs), "r"(rt)
);
if ((acho != resh) || (aclo != resl)) {
printf("2 dpa.w.qh error\n");
return -1;
}
return 0;
}
|
