#include"io.h" int main(void) { long long rd, rs, rt; long long result; rs = 0x00000010; rt = 0x00000001; result = 0x00000009; __asm ("addqh_r.w %0, %1, %2\n\t" : "=r"(rd) : "r"(rs), "r"(rt) ); if (rd != result) { printf("addqh_r.w error!\n"); return -1; } rs = 0xFFFFFFFE; rt = 0x00000001; result = 0x00000000; __asm ("addqh_r.w %0, %1, %2\n\t" : "=r"(rd) : "r"(rs), "r"(rt) ); if (rd != result) { printf("addqh_r.w error!\n"); return -1; } return 0; }