#include"io.h" int main(void) { long long rs, rt; long long result; rs = 0xFF0055AA; rt = 0x0113421B; result = 0x02268436; __asm ("append %0, %1, 0x01\n\t" : "+r"(rt) : "r"(rs) ); if (rt != result) { printf("append error\n"); return -1; } rs = 0xFFFF0FFF; rt = 0x00010111; result = 0x0010111F; __asm ("append %0, %1, 0x04\n\t" : "+r"(rt) : "r"(rs) ); if (rt != result) { printf("append error\n"); return -1; } return 0; }