#include "io.h"

int main(void)
{
    long long rd, rs, rt, dsp;
    long long result;

    rs = 0x12345678;
    rt = 0x87654321;
    dsp = 0x0A000000;
    result = 0x12344321;

    __asm
        ("wrdsp %3, 0x10\n\t"
         "pick.ph %0, %1, %2\n\t"
         : "=r"(rd)
         : "r"(rs), "r"(rt), "r"(dsp)
        );
    if (rd != result) {
        printf("1 pick.ph wrong\n");

        return -1;
    }

    rs = 0x12345678;
    rt = 0x87654321;
    dsp = 0x03000000;
    result = 0x12345678;

    __asm
        ("wrdsp %3, 0x10\n\t"
         "pick.ph %0, %1, %2\n\t"
         : "=r"(rd)
         : "r"(rs), "r"(rt), "r"(dsp)
        );
    if (rd != result) {
        printf("2 pick.ph wrong\n");

        return -1;
    }

    rs = 0x12345678;
    rt = 0x87654321;
    dsp = 0x00000000;
    result = 0xffffffff87654321;

    __asm
        ("wrdsp %3, 0x10\n\t"
         "pick.ph %0, %1, %2\n\t"
         : "=r"(rd)
         : "r"(rs), "r"(rt), "r"(dsp)
        );
    if (rd != result) {
        printf("3 pick.ph wrong\n");

        return -1;
    }

    return 0;
}