1#include"io.h" 2 3int main(void) 4{ 5 long long rd, rs, rt, dsp; 6 long long result, resultdsp; 7 8 rs = 0x80001234; 9 rt = 0x80004321; 10 result = 0x7FFF098B; 11 resultdsp = 1; 12 13 __asm 14 ("mulq_s.ph %0, %2, %3\n\t" 15 "rddsp %1\n\t" 16 : "=r"(rd), "=r"(dsp) 17 : "r"(rs), "r"(rt) 18 ); 19 dsp = (dsp >> 21) & 0x01; 20 if (rd != result || dsp != resultdsp) { 21 printf("mulq_s.ph error\n"); 22 return -1; 23 } 24 25 return 0; 26} 27