aboutsummaryrefslogtreecommitdiffstats
path: root/tests/tcg/mips/mips64-dsp/dextrv_r_l.c
blob: b47a0177d4f7001dbc45d87160c5be14adcbaa80 (plain)
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, dsp, rs;
    long long achi, acli;
    long long res, resdsp;

    achi = 0x87654321;
    acli = 0x12345678;
    rs = 0x8;

    res = 0x2100000000123456;
    resdsp = 0x01;

    __asm
        ("mthi %2, $ac1\n\t"
         "mtlo %3, $ac1\n\t"
         "dextrv_r.l %0, $ac1, %4\n\t"
         "rddsp %1\n\t"
         : "=r"(rt), "=r"(dsp)
         : "r"(achi), "r"(acli), "r"(rs)
        );

    dsp = (dsp >> 23) & 0x1;

    if ((dsp != resdsp) || (rt != res)) {
        printf("dextrv_r.l error\n");
        return -1;
    }

    achi = 0x87654321;
    acli = 0x12345678;
    rs = 0x0;

    res = 0x12345678;
    resdsp = 0x01;

    __asm
        ("mthi %2, $ac1\n\t"
         "mtlo %3, $ac1\n\t"
         "dextrv_r.l %0, $ac1, %4\n\t"
         "rddsp %1\n\t"
         : "=r"(rt), "=r"(dsp)
         : "r"(achi), "r"(acli), "r"(rs)
        );

    dsp = (dsp >> 23) & 0x1;

    if ((dsp != resdsp) || (rt != res)) {
        printf("dextrv_r.l error\n");
        return -1;
    }

    return 0;
}