| #include "io.h" |
| |
| int main(void) |
| { |
| long long rd, rs, rt, result, dspreg, dspresult; |
| rt = 0x123456789ABCDEF0; |
| rs = 0x123456789ABCDEF0; |
| result = 0x0; |
| dspresult = 0x0; |
| |
| __asm |
| ("subq.pw %0, %2, %3\n\t" |
| "rddsp %1\n\t" |
| : "=r"(rd), "=r"(dspreg) |
| : "r"(rs), "r"(rt) |
| ); |
| dspreg = (dspreg >> 20) & 0x1; |
| if ((rd != result) || (dspreg != dspresult)) { |
| printf("subq.pw error1\n\t"); |
| |
| return -1; |
| } |
| |
| rt = 0x123456789ABCDEF1; |
| rs = 0x123456789ABCDEF2; |
| result = 0x0000000000000001; |
| dspresult = 0x0; |
| |
| __asm |
| ("subq.pw %0, %2, %3\n\t" |
| "rddsp %1\n\t" |
| : "=r"(rd), "=r"(dspreg) |
| : "r"(rs), "r"(rt) |
| ); |
| dspreg = (dspreg >> 20) & 0x1; |
| if ((rd != result) || (dspreg != dspresult)) { |
| printf("subq.pw error2\n"); |
| |
| return -1; |
| } |
| |
| return 0; |
| } |
| |