tests/tcg/mips/mips32-dsp/shll_s_w.c


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

#include<stdio.h>
#include<assert.h>

int main()
{
    int rd, rt, dsp;
    int result, resultdsp;

    rt        = 0x82345678;
    result    = 0x82345678;
    resultdsp = 0x00;

    __asm
        ("shll_s.w %0, %2, 0x0\n\t"
         "rddsp %1\n\t"
         : "=r"(rd), "=r"(dsp)
         : "r"(rt)
        );
    dsp = (dsp >> 22) & 0x01;
    assert(dsp == resultdsp);
    assert(rd  == result);

    rt        = 0x82345678;
    result    = 0x80000000;
    resultdsp = 0x01;

    __asm
        ("shll_s.w %0, %2, 0x0B\n\t"
         "rddsp %1\n\t"
         : "=r"(rd), "=r"(dsp)
         : "r"(rt)
        );
    dsp = (dsp >> 22) & 0x01;
    assert(dsp == resultdsp);
    assert(rd  == result);

    rt        = 0x12345678;
    result    = 0x7FFFFFFF;
    resultdsp = 0x01;

    __asm
        ("shll_s.w %0, %2, 0x0B\n\t"
         "rddsp %1\n\t"
         : "=r"(rd), "=r"(dsp)
         : "r"(rt)
        );
    dsp = (dsp >> 22) & 0x01;
    assert(dsp == resultdsp);
    assert(rd  == result);

    return 0;
}