README content update && fix illegal alignment size input

2025-08-13 10:23:21 +08:00
parent f0e850bf7f
commit 6c1e790cd1
2 changed files with 7 additions and 6 deletions
@@ -36,7 +36,9 @@ void solve_args(int argc, char *argv[])

                size_t value = 0;
                sscanf(argv[count + 1], "%u", &value);
-                if ((value % 2 == 0 && value != 0) || value == 1)
+
+                // 利用2进制中2的整次幂仅有1位为1判定是否为合法字节对齐
+                if ((value & (value - 1)) == 0 && value != 0)
                {
                    log_printf(LOG_SUCCESS, "Alignment size set to %u.", value);
                    addr_alignment_size = value;