If your boss is evaluating you on performance, why would they be annoyed when you mention the evaluation or ignore when you express concerns about losing your job? Why don't they want you to know where you stand/refuse to tell you what's going to happen? Is it so they can fire you before you quit?

If your boss is evaluating you on performance, why would they be annoyed when you mention the evaluation or ignore when you express concerns about losing your job? Why don't they want you to know where you stand/refuse to tell you what's going to happen? Is it so they can fire you before you quit?