|  | #include "io.h" | 
|  |  | 
|  | int main(void) | 
|  | { | 
|  | long long rd, rs, rt, dspreg; | 
|  | long long result, dspresult; | 
|  |  | 
|  | rs = 0x123456787FFF0000; | 
|  | rt = 0x1111111180000000; | 
|  | result = 0x23456789FFFF0000; | 
|  | dspresult = 0x0; | 
|  |  | 
|  | __asm("addu_s.qh %0, %2, %3\n\t" | 
|  | "rddsp %1\n\t" | 
|  | : "=r"(rd), "=r"(dspreg) | 
|  | : "r"(rs), "r"(rt) | 
|  | ); | 
|  |  | 
|  | dspreg = ((dspreg >> 20) & 0x01); | 
|  | if ((rd != result) || (dspreg != dspresult)) { | 
|  | printf("1 addu_s.qh error\n"); | 
|  | return -1; | 
|  | } | 
|  |  | 
|  | rs = 0x12345678FFFF0000; | 
|  | rt = 0x11111111000F0000; | 
|  | result = 0x23456789FFFF0000; | 
|  | dspresult = 0x01; | 
|  |  | 
|  | __asm("addu_s.qh %0, %2, %3\n\t" | 
|  | "rddsp %1\n\t" | 
|  | : "=r"(rd), "=r"(dspreg) | 
|  | : "r"(rs), "r"(rt) | 
|  | ); | 
|  |  | 
|  | dspreg = ((dspreg >> 20) & 0x01); | 
|  | if ((rd != result) || (dspreg != dspresult)) { | 
|  | printf("2 addu_s.qh error\n"); | 
|  | return -1; | 
|  | } | 
|  |  | 
|  | return 0; | 
|  | } |