1 #include<stdio.h>
2 #include<assert.h>
3
main()4 int main()
5 {
6 int rd, rs, rt, dsp;
7 int result;
8
9 rs = 0x12345678;
10 rt = 0x87654321;
11 dsp = 0x0A000000;
12 result = 0x12344321;
13
14 __asm
15 ("wrdsp %3, 0x10\n\t"
16 "pick.ph %0, %1, %2\n\t"
17 : "=r"(rd)
18 : "r"(rs), "r"(rt), "r"(dsp)
19 );
20 assert(rd == result);
21
22 rs = 0x12345678;
23 rt = 0x87654321;
24 dsp = 0x03000000;
25 result = 0x12345678;
26
27 __asm
28 ("wrdsp %3, 0x10\n\t"
29 "pick.ph %0, %1, %2\n\t"
30 : "=r"(rd)
31 : "r"(rs), "r"(rt), "r"(dsp)
32 );
33 assert(rd == result);
34
35 rs = 0x12345678;
36 rt = 0x87654321;
37 dsp = 0x00000000;
38 result = 0x87654321;
39
40 __asm
41 ("wrdsp %3, 0x10\n\t"
42 "pick.ph %0, %1, %2\n\t"
43 : "=r"(rd)
44 : "r"(rs), "r"(rt), "r"(dsp)
45 );
46 assert(rd == result);
47
48 return 0;
49 }
50