info frame

[Eli Zaretskii]

> Date: Sun, 16 Apr 2006 21:33:43 -0400
> From: Daniel Jacobowitz <drow@false.org>
> Cc: Mark Kettenis <mark.kettenis@xs4all.nl>, gdb@sources.redhat.com
> 
> > >>      553^done,stack=[frame=
> > >>      {level="0",addr="0x00003db0",fp="0xbffff2c0",......
> > 
> > 0xbffff2c0 should not be the value of $fp but the value of "frame at..." in
> > 'info frame`?
> 
> In fact, it's like that it will be the "frame at" address.

Daniel, I cannot parse this sentence, and consequently I cannot figure
out what are you saying in general.

> But I don't
> think it would be wise to architect that into the interface; I think I
> explained why earlier, but if not, it's because this is a touchy
> internal interface for GDB.  If you want to display it to the user, you
> might want something different - either explicitly the $sp, or
> explictly the architectural $fp register, or explicitly the call frame
> address.  If you want to use it in a frontend, then all we should offer
> is an opaque ID for equality testing, IMHO.

Are you saying that the "frame at ..." part in the CLI output is
meaningless for users?  If so, why do we show it at all?