| #include "io.h" | |
| int main(void) | |
| { | |
| long long rt, rs; | |
| long long res; | |
| rt = 0x1234567887654321; | |
| rs = 0xabcd1234abcd8765; | |
| res = 0x1234567887654321; | |
| __asm | |
| ("prependw %0, %1, 0x0\n\t" | |
| : "=r"(rt) | |
| : "r"(rs) | |
| ); | |
| if (rt != res) { | |
| printf("prependw error\n"); | |
| return -1; | |
| } | |
| rt = 0x1234567887654321; | |
| rs = 0xabcd1234abcd8765; | |
| res = 0x5123456788765432; | |
| __asm | |
| ("prependw %0, %1, 0x4\n\t" | |
| : "=r"(rt) | |
| : "r"(rs) | |
| ); | |
| if (rt != res) { | |
| printf("prependw error\n"); | |
| return -1; | |
| } | |
| return 0; | |
| } |