How to find out your boss really thinks you suck and that he was planning on letting you go at the first opportunity and hadn't yet figured out how to do it:

1. Realize that you're overworked and overwhelmed.
2. Proactively ask for a reorganization of duties and provide two alternatives with several helpful suggestions about how to organize the work so things still get done, but it's not all on you.
3. Mention quietly that you recognize a third option exists of no longer working there but that you...
4. The boss interrupts you at #3 and basically asks, "How soon can you write your letter of resignation?"

Damn, bro. You could have paused for a second or two before hitting me with that.