From mint-bounce@lists.fishpool.fi  Mon Nov 30 05:30:04 2009
Subject: Re: [MiNT] Teradesk compile problem
From: Petr Stehlik <pstehlik@sophics.cz>
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	 <1259573969.15848.28.camel@petr>  <m3k4x8wclu.fsf@hase.home>
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Date: Mon, 30 Nov 2009 11:22:33 +0100
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Andreas Schwab píše v Po 30. 11. 2009 v 11:06 +0100:
> > Paul Wratt píše v Po 30. 11. 2009 v 20:32 +1100:
> >> 			move.l	USP,a7
> >> 			rte
> >
> >> I presume USP is related to stack pointer, and that code must be in
> >
> > My guess is that USP is a macro or define that contains a pointer to
> > memory with preallocated buffer for an own stack.
> 
> No, this is a privileged m68k insn for accessing the usp (User Stack
> Pointer) register.

Right, when you're in super mode you can access both stacks - usp and
ssp...

It doesn't explain why assembler would complain about that, though.

Petr